+159 is a [natural number](/wiki/Natural_number) following [158](/wiki/158) and preceding [160](/wiki/160). It is an odd [composite number](/wiki/Composite_number), notably a semiprime as the product of two prime numbers (3 × 53).
+## See also
+- [Integer](/wiki/Integer)
+- [Number](/wiki/Number)
+- [Number theory](/wiki/Number_theory)
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