115109253 has 24 divisors (see below), whose sum is σ = 191026368. Its totient is φ = 65428992.

The previous prime is 115109249. The next prime is 115109279. The reversal of 115109253 is 352901511.

115109253 is a `hidden beast` number, since 11 + 510 + 92 + 53 = 666.

It is not a de Polignac number, because 115109253 - 2² = 115109249 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115109233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7426 + ... + 16892.

It is an arithmetic number, because the mean of its divisors is an integer number (7959432).

Almost surely, 2^115109253 is an apocalyptic number.

It is an amenable number.

115109253 is a deficient number, since it is larger than the sum of its proper divisors (75917115).

115109253 is a wasteful number, since it uses less digits than its factorization.

115109253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9673 (or 9670 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 115109253 is about 10728.8980328830. The cubic root of 115109253 is about 486.4483618274.

The spelling of 115109253 in words is "one hundred fifteen million, one hundred nine thousand, two hundred fifty-three".