9137896731 has 12 divisors (see below), whose sum is σ = 13202462208. Its totient is φ = 6090418224.

The previous prime is 9137896717. The next prime is 9137896739. The reversal of 9137896731 is 1376987319.

It is not a de Polignac number, because 9137896731 - 2⁵ = 9137896699 is a prime.

It is a super-2 number, since 2×9137896731² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9137896739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87195 + ... + 160868.

It is an arithmetic number, because the mean of its divisors is an integer number (1100205184).

Almost surely, 2^9137896731 is an apocalyptic number.

9137896731 is a deficient number, since it is larger than the sum of its proper divisors (4064565477).

9137896731 is a wasteful number, since it uses less digits than its factorization.

9137896731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252162 (or 252159 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 54.

The square root of 9137896731 is about 95592.3466131050. The cubic root of 9137896731 is about 2090.6536062338.

The spelling of 9137896731 in words is "nine billion, one hundred thirty-seven million, eight hundred ninety-six thousand, seven hundred thirty-one".