diff --git a/package-lock.json b/package-lock.json
index eccc537ff..2e3af673a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -48,9 +48,11 @@
         "react-dom": "^18.3.1",
         "react-frame-component": "^4.1.3",
         "react-router": "^7.4.0",
+        "romans": "^3.0.0",
         "sanitize-filename": "1.6.3",
         "superagent": "^10.2.0",
-        "vitreum": "git+https://git@github.com/calculuschild/vitreum.git"
+        "vitreum": "git+https://git@github.com/calculuschild/vitreum.git",
+        "written-number": "^0.11.1"
       },
       "devDependencies": {
         "@stylistic/stylelint-plugin": "^3.1.2",
@@ -12120,6 +12122,12 @@
         "inherits": "^2.0.1"
       }
     },
+    "node_modules/romans": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/romans/-/romans-3.0.0.tgz",
+      "integrity": "sha512-7DDsAfhtpRr/ZFQXiHDrC3Pe00agcAsFiNt5nNx4ZAQlsc6yJG0mvXA5WAvO8YZyOg349twm2GYhHLw7rCXAzw==",
+      "license": "MIT"
+    },
     "node_modules/rrweb-cssom": {
       "version": "0.7.1",
       "resolved": "https://registry.npmjs.org/rrweb-cssom/-/rrweb-cssom-0.7.1.tgz",
@@ -14904,6 +14912,12 @@
         "node": "^12.13.0 || ^14.15.0 || >=16.0.0"
       }
     },
+    "node_modules/written-number": {
+      "version": "0.11.1",
+      "resolved": "https://registry.npmjs.org/written-number/-/written-number-0.11.1.tgz",
+      "integrity": "sha512-LhQ68uUnzHH0bwm/QiGA9JwqgadSDOwqB2AIs/LBsrOY6ScqVXKRN2slTCeKAhstDBJ/Of/Yxcjn0pnQmVlmtg==",
+      "license": "MIT"
+    },
     "node_modules/ws": {
       "version": "7.5.10",
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.10.tgz",
diff --git a/package.json b/package.json
index 94ac51006..8e88a3fd4 100644
--- a/package.json
+++ b/package.json
@@ -122,9 +122,11 @@
     "react-dom": "^18.3.1",
     "react-frame-component": "^4.1.3",
     "react-router": "^7.4.0",
+    "romans": "^3.0.0",
     "sanitize-filename": "1.6.3",
     "superagent": "^10.2.0",
-    "vitreum": "git+https://git@github.com/calculuschild/vitreum.git"
+    "vitreum": "git+https://git@github.com/calculuschild/vitreum.git",
+    "written-number": "^0.11.1"
   },
   "devDependencies": {
     "@stylistic/stylelint-plugin": "^3.1.2",
diff --git a/shared/naturalcrit/markdown.js b/shared/naturalcrit/markdown.js
index 485aa281f..6391b511b 100644
--- a/shared/naturalcrit/markdown.js
+++ b/shared/naturalcrit/markdown.js
@@ -8,6 +8,8 @@ import { markedSmartypantsLite as MarkedSmartypantsLite }
 import { gfmHeadingId as MarkedGFMHeadingId, resetHeadings as MarkedGFMResetHeadingIDs } from 'marked-gfm-heading-id';
 import { markedEmoji as MarkedEmojis }                                                   from 'marked-emoji';
 import MarkedSubSuperText from 'marked-subsuper-text';
+import { romanize } from 'romans';
+import writtenNumber from 'written-number';
 
 //Icon fonts included so they can appear in emoji autosuggest dropdown
 import diceFont      from '../../themes/fonts/iconFonts/diceFont.js';
@@ -59,6 +61,48 @@ mathParser.functions.signed = function (a) {
 	if(a >= 0) return `+${a}`;
 	return `${a}`;
 };
+// Add Roman numeral functions
+mathParser.functions.toRomans = function (a) {
+	return romanize(a);
+};
+mathParser.functions.toRomansUpper = function (a) {
+	return romanize(a).toUpperCase();
+};
+mathParser.functions.toRomansLower = function (a) {
+	return romanize(a).toLowerCase();
+};
+// Add character functions
+mathParser.functions.toChar = function (a) {
+	if(a <= 0) return a;
+	const genChars = function (i) {
+		return (i > 26 ? genChars(Math.floor((i - 1) / 26)) : '') + 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'[(i - 1) % 26];
+	};
+	return genChars(a);
+};
+mathParser.functions.toCharUpper = function (a) {
+	return mathParser.functions.toChar(a).toUpperCase();
+};
+mathParser.functions.toCharLower = function (a) {
+	return mathParser.functions.toChar(a).toLowerCase();
+};
+// Add word functions
+mathParser.functions.toWords = function (a) {
+	return writtenNumber(a);
+};
+mathParser.functions.toWordsUpper = function (a) {
+	return mathParser.functions.toWords(a).toUpperCase();
+};
+mathParser.functions.toWordsLower = function (a) {
+	return mathParser.functions.toWords(a).toLowerCase();
+};
+mathParser.functions.toWordsCaps = function (a) {
+	const words = mathParser.functions.toWords(a).split(' ');
+	return words.map((word)=>{
+		return word.replace(/(?:^|\b|\s)(\w)/g, function(w, index) {
+			return index === 0 ? w.toLowerCase() : w.toUpperCase();
+		  });
+	}).join(' ');
+};
 
 // Normalize variable names; trim edge spaces and shorten blocks of whitespace to 1 space
 const normalizeVarNames = (label)=>{
@@ -907,7 +951,13 @@ let globalPageNumber = 0;
 const Markdown = {
 	marked : Marked,
 	render : (rawBrewText, pageNumber=0)=>{
-		globalVarsList[pageNumber] = {};					//Reset global links for current page, to ensure values are parsed in order
+		const lastPageNumber = pageNumber > 0 ? globalVarsList[pageNumber - 1].HB_pageNumber.content : 0;
+		globalVarsList[pageNumber] = {							//Reset global links for current page, to ensure values are parsed in order
+			'HB_pageNumber' : {									//Add document variables for this page
+				content  : !isNaN(Number(lastPageNumber)) ? Number(lastPageNumber) + 1 : lastPageNumber,
+				resolved : true
+			}
+		};
 		varsQueue                  = [];						//Could move into MarkedVariables()
 		globalPageNumber           = pageNumber;
 		if(pageNumber==0) {
diff --git a/tests/markdown/variables.test.js b/tests/markdown/variables.test.js
index 4c91d7d00..ea98fe56c 100644
--- a/tests/markdown/variables.test.js
+++ b/tests/markdown/variables.test.js
@@ -370,6 +370,30 @@ describe('Cross-page variables', ()=>{
 		const rendered = renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();
 		expect(rendered, `Input:\n${[source0, source1].join('\n\\page\n')}`, { showPrefix: false }).toBe('<p>two</p><p>one</p>\\page<p>two</p>');
 	});
+
+	it('Page numbering across pages : default', function() {
+		const source0 = `$[HB_pageNumber]\n\n`;
+		const source1 = `$[HB_pageNumber]\n\n`;
+		renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();	//Requires one full render of document before hoisting is picked up
+		const rendered = renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();
+		expect(rendered, `Input:\n${[source0, source1].join('\n\\page\n')}`, { showPrefix: false }).toBe('<p>1</p>\\page<p>2</p>');
+	});
+
+	it('Page numbering across pages : custom page number (Number)', function() {
+		const source0 = `[HB_pageNumber]:100\n\n$[HB_pageNumber]\n\n`;
+		const source1 = `$[HB_pageNumber]\n\n`;
+		renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();	//Requires one full render of document before hoisting is picked up
+		const rendered = renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();
+		expect(rendered, `Input:\n${[source0, source1].join('\n\\page\n')}`, { showPrefix: false }).toBe('<p>100</p>\\page<p>101</p>');
+	});
+
+	it('Page numbering across pages : custom page number (NaN)', function() {
+		const source0 = `[HB_pageNumber]:a\n\n$[HB_pageNumber]\n\n`;
+		const source1 = `$[HB_pageNumber]\n\n`;
+		renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();	//Requires one full render of document before hoisting is picked up
+		const rendered = renderAllPages([source0, source1]).join('\n\\page\n').trimReturns();
+		expect(rendered, `Input:\n${[source0, source1].join('\n\\page\n')}`, { showPrefix: false }).toBe('<p>a</p>\\page<p>a</p>');
+	});
 });
 
 describe('Math function parameter handling', ()=>{
@@ -434,5 +458,78 @@ describe('Regression Tests', ()=>{
 		const rendered = Markdown.render(source).trimReturns();
 		expect(rendered).toBe('<p><img style=\"--HB_src:url(http://i.imgur.com/hMna6G0.png);\" src=\"http://i.imgur.com/hMna6G0.png\" alt=\"where is my image??\" height=\"20%\" width=\"20%\"></p>');
 	});
+});
 
+describe('Custom Math Function Tests', ()=>{
+	it('Sign Test', function() {
+		const source = `[a]: 13\n\n[b]: -11\n\nPositive: $[sign(a)]\n\nNegative: $[sign(b)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Positive: +</p><p>Negative: -</p>');
+	});
+
+	it('Signed Test', function() {
+		const source = `[a]: 13\n\n[b]: -11\n\nPositive: $[signed(a)]\n\nNegative: $[signed(b)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Positive: +13</p><p>Negative: -11</p>');
+	});
+
+	it('Roman Numerals Test', function() {
+		const source = `[a]: 18\n\nRoman Numeral: $[toRomans(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Roman Numeral: XVIII</p>');
+	});
+
+	it('Roman Numerals Test - Uppercase', function() {
+		const source = `[a]: 18\n\nRoman Numeral: $[toRomansUpper(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Roman Numeral: XVIII</p>');
+	});
+
+	it('Roman Numerals Test - Lowercase', function() {
+		const source = `[a]: 18\n\nRoman Numeral: $[toRomansLower(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Roman Numeral: xviii</p>');
+	});
+
+	it('Number to Characters Test', function() {
+		const source = `[a]: 18\n\n[b]: 39\n\nCharacters: $[toChar(a)] $[toChar(b)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Characters: R AM</p>');
+	});
+
+	it('Number to Characters Test - Uppercase', function() {
+		const source = `[a]: 18\n\n[b]: 39\n\nCharacters: $[toCharUpper(a)] $[toCharUpper(b)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Characters: R AM</p>');
+	});
+
+	it('Number to Characters Test - Lowercase', function() {
+		const source = `[a]: 18\n\n[b]: 39\n\nCharacters: $[toCharLower(a)] $[toCharLower(b)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Characters: r am</p>');
+	});
+
+	it('Number to Words Test', function() {
+		const source = `[a]: 80085\n\nWords: $[toWords(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Words: eighty thousand and eighty-five</p>');
+	});
+
+	it('Number to Words Test - Uppercase', function() {
+		const source = `[a]: 80085\n\nWords: $[toWordsUpper(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Words: EIGHTY THOUSAND AND EIGHTY-FIVE</p>');
+	});
+
+	it('Number to Words Test - Lowercase', function() {
+		const source = `[a]: 80085\n\nWords: $[toWordsLower(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Words: eighty thousand and eighty-five</p>');
+	});
+
+	it('Number to Words Test - Capitalized', function() {
+		const source = `[a]: 80085\n\nWords: $[toWordsCaps(a)]`;
+		const rendered = Markdown.render(source).trimReturns();
+		expect(rendered).toBe('<p>Words: Eighty Thousand And Eighty-Five</p>');
+	});
 });
\ No newline at end of file
diff --git a/themes/V3/Blank/snippets.js b/themes/V3/Blank/snippets.js
index 1b347dd07..c5198fd87 100644
--- a/themes/V3/Blank/snippets.js
+++ b/themes/V3/Blank/snippets.js
@@ -38,6 +38,11 @@ module.exports = [
 						icon : 'fas fa-sort-numeric-down',
 						gen  : '{{pageNumber,auto}}\n'
 					},
+					{
+						name : 'Variable Auto Page Number',
+						icon : 'fas fa-sort-numeric-down',
+						gen  : '{{pageNumber $[HB_pageNumber]}}\n'
+					},
 					{
 						name : 'Skip Page Number Increment this Page',
 						icon : 'fas fa-xmark',