115515027 has 6 divisors (see below), whose sum is σ = 166855052. Its totient is φ = 77010012.

The previous prime is 115515019. The next prime is 115515053. The reversal of 115515027 is 720515511.

115515027 is a `hidden beast` number, since 1 + 155 + 1 + 502 + 7 = 666.

It is not a de Polignac number, because 115515027 - 2³ = 115515019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115515067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6417493 + ... + 6417510.

Almost surely, 2^115515027 is an apocalyptic number.

115515027 is a deficient number, since it is larger than the sum of its proper divisors (51340025).

115515027 is a wasteful number, since it uses less digits than its factorization.

115515027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12835009 (or 12835006 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 27.

The square root of 115515027 is about 10747.7917266758. The cubic root of 115515027 is about 487.0192878727.

The spelling of 115515027 in words is "one hundred fifteen million, five hundred fifteen thousand, twenty-seven".