139003108 has 12 divisors (see below), whose sum is σ = 245408940. Its totient is φ = 68886272.

The previous prime is 139003087. The next prime is 139003121. The reversal of 139003108 is 801300931.

It can be written as a sum of positive squares in 2 ways, for example, as 57426084 + 81577024 = 7578^2 + 9032^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153313 + ... + 154216.

It is an arithmetic number, because the mean of its divisors is an integer number (20450745).

Almost surely, 2^139003108 is an apocalyptic number.

It is an amenable number.

139003108 is a deficient number, since it is larger than the sum of its proper divisors (106405832).

139003108 is a wasteful number, since it uses less digits than its factorization.

139003108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307646 (or 307644 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 139003108 is about 11789.9579303745. The cubic root of 139003108 is about 518.0140075619.

The spelling of 139003108 in words is "one hundred thirty-nine million, three thousand, one hundred eight".