115481564 has 12 divisors (see below), whose sum is σ = 220464888. Its totient is φ = 52491600.

The previous prime is 115481537. The next prime is 115481591. The reversal of 115481564 is 465184511.

It is an interprime number because it is at equal distance from previous prime (115481537) and next prime (115481591).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312247 + ... + 1312334.

It is an arithmetic number, because the mean of its divisors is an integer number (18372074).

Almost surely, 2^115481564 is an apocalyptic number.

It is an amenable number.

115481564 is a deficient number, since it is larger than the sum of its proper divisors (104983324).

115481564 is a wasteful number, since it uses less digits than its factorization.

115481564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624596 (or 2624594 counting only the distinct ones).

The product of its digits is 19200, while the sum is 35.

The square root of 115481564 is about 10746.2348755273. The cubic root of 115481564 is about 486.9722558955.

The spelling of 115481564 in words is "one hundred fifteen million, four hundred eighty-one thousand, five hundred sixty-four".