115595515 has 16 divisors (see below), whose sum is σ = 159425280. Its totient is φ = 78818400.

The previous prime is 115595509. The next prime is 115595521. The reversal of 115595515 is 515595511.

It is an interprime number because it is at equal distance from previous prime (115595509) and next prime (115595521).

It is not a de Polignac number, because 115595515 - 2⁹ = 115595003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961 + ... + 15490.

It is an arithmetic number, because the mean of its divisors is an integer number (9964080).

Almost surely, 2^115595515 is an apocalyptic number.

115595515 is a deficient number, since it is larger than the sum of its proper divisors (43829765).

115595515 is a wasteful number, since it uses less digits than its factorization.

115595515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18642.

The product of its digits is 28125, while the sum is 37.

The square root of 115595515 is about 10751.5354717361. The cubic root of 115595515 is about 487.1323759232.

The spelling of 115595515 in words is "one hundred fifteen million, five hundred ninety-five thousand, five hundred fifteen".