137160631 has 2 divisors, whose sum is σ = 137160632. Its totient is φ = 137160630.

The previous prime is 137160599. The next prime is 137160637. The reversal of 137160631 is 136061731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137160631 - 2⁵ = 137160599 is a prime.

It is a super-2 number, since 2×137160631² = 37626077392636322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 137160631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137160637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68580315 + 68580316.

It is an arithmetic number, because the mean of its divisors is an integer number (68580316).

Almost surely, 2^137160631 is an apocalyptic number.

137160631 is a deficient number, since it is larger than the sum of its proper divisors (1).

137160631 is an equidigital number, since it uses as much as digits as its factorization.

137160631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 137160631 is about 11711.5597167926. The cubic root of 137160631 is about 515.7150729012.

The spelling of 137160631 in words is "one hundred thirty-seven million, one hundred sixty thousand, six hundred thirty-one".