118615564 has 12 divisors (see below), whose sum is σ = 207758488. Its totient is φ = 59256000.

The previous prime is 118615561. The next prime is 118615573. The reversal of 118615564 is 465516811.

It is not an unprimeable number, because it can be changed into a prime (118615561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7542 + ... + 17149.

Almost surely, 2^118615564 is an apocalyptic number.

It is an amenable number.

118615564 is a deficient number, since it is larger than the sum of its proper divisors (89142924).

118615564 is a wasteful number, since it uses less digits than its factorization.

118615564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25896 (or 25894 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 118615564 is about 10891.0772653581. The cubic root of 118615564 is about 491.3382327213.

The spelling of 118615564 in words is "one hundred eighteen million, six hundred fifteen thousand, five hundred sixty-four".