139084912 has 10 divisors (see below), whose sum is σ = 269477048. Its totient is φ = 69542448.

The previous prime is 139084909. The next prime is 139084937. The reversal of 139084912 is 219480931.

It is a super-2 number, since 2×139084912² = 38689225492095488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4346388 + ... + 4346419.

Almost surely, 2^139084912 is an apocalyptic number.

It is an amenable number.

139084912 is a deficient number, since it is larger than the sum of its proper divisors (130392136).

139084912 is an equidigital number, since it uses as much as digits as its factorization.

139084912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8692815 (or 8692809 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 139084912 is about 11793.4266436859. The cubic root of 139084912 is about 518.1156055488.

The spelling of 139084912 in words is "one hundred thirty-nine million, eighty-four thousand, nine hundred twelve".