115612530 has 64 divisors (see below), whose sum is σ = 318643200. Its totient is φ = 26550720.

The previous prime is 115612517. The next prime is 115612543. The reversal of 115612530 is 35216511.

It is an interprime number because it is at equal distance from previous prime (115612517) and next prime (115612543).

It is a self number, because there is not a number n which added to its sum of digits gives 115612530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2950 + ... + 15489.

It is an arithmetic number, because the mean of its divisors is an integer number (4978800).

Almost surely, 2^115612530 is an apocalyptic number.

115612530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115612530 is an abundant number, since it is smaller than the sum of its proper divisors (203030670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115612530 is a wasteful number, since it uses less digits than its factorization.

115612530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18479.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 115612530 is about 10752.3267249466. The cubic root of 115612530 is about 487.1562757857.

The spelling of 115612530 in words is "one hundred fifteen million, six hundred twelve thousand, five hundred thirty".