115714138 has 16 divisors (see below), whose sum is σ = 184017960. Its totient is φ = 54383616.

The previous prime is 115714117. The next prime is 115714139. The reversal of 115714138 is 831417511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 115713049 + 1089 = 10757^2 + 33^2 .

It is not an unprimeable number, because it can be changed into a prime (115714139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32620 + ... + 35992.

Almost surely, 2^115714138 is an apocalyptic number.

115714138 is a deficient number, since it is larger than the sum of its proper divisors (68303822).

115714138 is a wasteful number, since it uses less digits than its factorization.

115714138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401.

The product of its digits is 3360, while the sum is 31.

The square root of 115714138 is about 10757.0506180830. The cubic root of 115714138 is about 487.2989491359.

The spelling of 115714138 in words is "one hundred fifteen million, seven hundred fourteen thousand, one hundred thirty-eight".