3139331108 has 6 divisors (see below), whose sum is σ = 5493829446. Its totient is φ = 1569665552.

The previous prime is 3139331099. The next prime is 3139331137. The reversal of 3139331108 is 8011339313.

It can be written as a sum of positive squares in only one way, i.e., 2422805284 + 716525824 = 49222^2 + 26768^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392416385 + ... + 392416392.

It is an arithmetic number, because the mean of its divisors is an integer number (915638241).

Almost surely, 2^3139331108 is an apocalyptic number.

It is an amenable number.

3139331108 is a deficient number, since it is larger than the sum of its proper divisors (2354498338).

3139331108 is a wasteful number, since it uses less digits than its factorization.

3139331108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784832781 (or 784832779 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 3139331108 is about 56029.7341417930. The cubic root of 3139331108 is about 1464.2403634776.

The spelling of 3139331108 in words is "three billion, one hundred thirty-nine million, three hundred thirty-one thousand, one hundred eight".