139662118 has 16 divisors (see below), whose sum is σ = 218853216. Its totient is φ = 66718080.

The previous prime is 139662109. The next prime is 139662121. The reversal of 139662118 is 811266931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73630 + ... + 75502.

It is an arithmetic number, because the mean of its divisors is an integer number (13678326).

Almost surely, 2^139662118 is an apocalyptic number.

139662118 is a deficient number, since it is larger than the sum of its proper divisors (79191098).

139662118 is a wasteful number, since it uses less digits than its factorization.

139662118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519.

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

The square root of 139662118 is about 11817.8728204360. The cubic root of 139662118 is about 518.8313474210.

The spelling of 139662118 in words is "one hundred thirty-nine million, six hundred sixty-two thousand, one hundred eighteen".