118249904 has 20 divisors (see below), whose sum is σ = 234698520. Its totient is φ = 57682560.

The previous prime is 118249889. The next prime is 118249919. The reversal of 118249904 is 409942811.

It is an interprime number because it is at equal distance from previous prime (118249889) and next prime (118249919).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

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, 89474 + ... + 90785.

It is an arithmetic number, because the mean of its divisors is an integer number (11734926).

Almost surely, 2^118249904 is an apocalyptic number.

It is an amenable number.

118249904 is a deficient number, since it is larger than the sum of its proper divisors (116448616).

118249904 is a wasteful number, since it uses less digits than its factorization.

118249904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180308 (or 180302 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 118249904 is about 10874.2771713802. The cubic root of 118249904 is about 490.8328249814.

The spelling of 118249904 in words is "one hundred eighteen million, two hundred forty-nine thousand, nine hundred four".