118388402 has 16 divisors (see below), whose sum is σ = 198453024. Its totient is φ = 52500000.

The previous prime is 118388401. The next prime is 118388477. The reversal of 118388402 is 204883811.

It is a super-2 number, since 2×118388402² = 28031627456227208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118388401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64724 + ... + 66527.

It is an arithmetic number, because the mean of its divisors is an integer number (12403314).

Almost surely, 2^118388402 is an apocalyptic number.

118388402 is a deficient number, since it is larger than the sum of its proper divisors (80064622).

118388402 is a wasteful number, since it uses less digits than its factorization.

118388402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131305.

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 118388402 is about 10880.6434552374. The cubic root of 118388402 is about 491.0243764886.

The spelling of 118388402 in words is "one hundred eighteen million, three hundred eighty-eight thousand, four hundred two".