118881236 has 12 divisors (see below), whose sum is σ = 212468928. Its totient is φ = 58175832.

The previous prime is 118881223. The next prime is 118881241. The reversal of 118881236 is 632188811.

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

It is a self number, because there is not a number n which added to its sum of digits gives 118881236.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315986 + ... + 316361.

It is an arithmetic number, because the mean of its divisors is an integer number (17705744).

Almost surely, 2^118881236 is an apocalyptic number.

It is an amenable number.

118881236 is a deficient number, since it is larger than the sum of its proper divisors (93587692).

118881236 is a wasteful number, since it uses less digits than its factorization.

118881236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632398 (or 632396 counting only the distinct ones).

The product of its digits is 18432, while the sum is 38.

The square root of 118881236 is about 10903.2672167566. The cubic root of 118881236 is about 491.7047879791.

The spelling of 118881236 in words is "one hundred eighteen million, eight hundred eighty-one thousand, two hundred thirty-six".