118278872 has 8 divisors (see below), whose sum is σ = 221772900. Its totient is φ = 59139432.

The previous prime is 118278863. The next prime is 118278883. The reversal of 118278872 is 278872811.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7392422 + ... + 7392437.

Almost surely, 2^118278872 is an apocalyptic number.

It is an amenable number.

118278872 is a deficient number, since it is larger than the sum of its proper divisors (103494028).

118278872 is a wasteful number, since it uses less digits than its factorization.

118278872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14784865 (or 14784861 counting only the distinct ones).

The product of its digits is 100352, while the sum is 44.

The square root of 118278872 is about 10875.6090404170. The cubic root of 118278872 is about 490.8729019255.

The spelling of 118278872 in words is "one hundred eighteen million, two hundred seventy-eight thousand, eight hundred seventy-two".