137500556 has 12 divisors (see below), whose sum is σ = 254780568. Its totient is φ = 64706112.

The previous prime is 137500543. The next prime is 137500577. The reversal of 137500556 is 655005731.

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 3 ways as a sum of consecutive naturals, for example, 1010966 + ... + 1011101.

It is an arithmetic number, because the mean of its divisors is an integer number (21231714).

Almost surely, 2^137500556 is an apocalyptic number.

It is an amenable number.

137500556 is a deficient number, since it is larger than the sum of its proper divisors (117280012).

137500556 is a wasteful number, since it uses less digits than its factorization.

137500556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022088 (or 2022086 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 137500556 is about 11726.0631074543. The cubic root of 137500556 is about 516.1407534215.

The spelling of 137500556 in words is "one hundred thirty-seven million, five hundred thousand, five hundred fifty-six".