diff --git a/src/humanize/number.py b/src/humanize/number.py
index 52a5356a..1dfabdad 100644
--- a/src/humanize/number.py
+++ b/src/humanize/number.py
@@ -380,6 +380,9 @@ def fractional(value: NumberOrString) -> str:
     """
     import math
 
+    if isinstance(value, int):
+        return str(int(value))
+
     try:
         number = float(value)
         if not math.isfinite(number):
diff --git a/tests/test_number.py b/tests/test_number.py
index 5fb12fa6..f18eee9d 100644
--- a/tests/test_number.py
+++ b/tests/test_number.py
@@ -216,6 +216,12 @@ def test_apnumber(test_input: int | str, expected: str) -> None:
     "test_input, expected",
     [
         (1, "1"),
+        (True, "1"),
+        (False, "0"),
+        (2**53 + 1, "9007199254740993"),
+        (-(2**53 + 1), "-9007199254740993"),
+        (10**400, "1" + "0" * 400),
+        (-(10**400), "-1" + "0" * 400),
         (2.0, "2"),
         (4.0 / 3.0, "1 1/3"),
         (5.0 / 6.0, "5/6"),