137479556 has 12 divisors (see below), whose sum is σ = 251049792. Its totient is φ = 65751048.

The previous prime is 137479549. The next prime is 137479567. The reversal of 137479556 is 655974731.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 137479556.

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, 747080 + ... + 747263.

It is an arithmetic number, because the mean of its divisors is an integer number (20920816).

Almost surely, 2^137479556 is an apocalyptic number.

It is an amenable number.

137479556 is a deficient number, since it is larger than the sum of its proper divisors (113570236).

137479556 is a wasteful number, since it uses less digits than its factorization.

137479556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494370 (or 1494368 counting only the distinct ones).

The product of its digits is 793800, while the sum is 47.

The square root of 137479556 is about 11725.1676320639. The cubic root of 137479556 is about 516.1144759334.

The spelling of 137479556 in words is "one hundred thirty-seven million, four hundred seventy-nine thousand, five hundred fifty-six".