118631272 has 16 divisors (see below), whose sum is σ = 225754560. Its totient is φ = 58430064.

The previous prime is 118631239. The next prime is 118631333. The reversal of 118631272 is 272136811.

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, 110128 + ... + 111199.

It is an arithmetic number, because the mean of its divisors is an integer number (14109660).

Almost surely, 2^118631272 is an apocalyptic number.

It is an amenable number.

118631272 is a deficient number, since it is larger than the sum of its proper divisors (107123288).

118631272 is a wasteful number, since it uses less digits than its factorization.

118631272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221400 (or 221396 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 118631272 is about 10891.7983822691. The cubic root of 118631272 is about 491.3599207136.

The spelling of 118631272 in words is "one hundred eighteen million, six hundred thirty-one thousand, two hundred seventy-two".