139119388 has 24 divisors (see below), whose sum is σ = 247726080. Its totient is φ = 68347440.

The previous prime is 139119377. The next prime is 139119391. The reversal of 139119388 is 883911931.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108133 + ... + 109411.

It is an arithmetic number, because the mean of its divisors is an integer number (10321920).

Almost surely, 2^139119388 is an apocalyptic number.

It is an amenable number.

139119388 is a deficient number, since it is larger than the sum of its proper divisors (108606692).

139119388 is a wasteful number, since it uses less digits than its factorization.

139119388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737 (or 1735 counting only the distinct ones).

The product of its digits is 46656, while the sum is 43.

The square root of 139119388 is about 11794.8882148158. Note that the first 3 decimals coincide. The cubic root of 139119388 is about 518.1584117206.

The spelling of 139119388 in words is "one hundred thirty-nine million, one hundred nineteen thousand, three hundred eighty-eight".