157 (one hundred fifty-seven) is a whole number. It comes after 156 and before 158.

Mathematics

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  • 157 is the 37th prime number.

It is a balanced prime, because it is exactly in the middle of the prime before it (151) and the prime after it (163).

  • 157 is also an emirp, which means it is a prime number that becomes a different prime when its digits are reversed. The reverse of 157 is 751, which is also prime.