137525312 has 28 divisors (see below), whose sum is σ = 274501356. Its totient is φ = 68359680.

The previous prime is 137525239. The next prime is 137525327. The reversal of 137525312 is 213525731.

It can be written as a sum of positive squares in 2 ways, for example, as 129595456 + 7929856 = 11384^2 + 2816^2 .

It is a super-2 number, since 2×137525312² = 37826422881394688, which contains 22 as substring.

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, 4862 + ... + 17282.

Almost surely, 2^137525312 is an apocalyptic number.

It is an amenable number.

137525312 is a deficient number, since it is larger than the sum of its proper divisors (136976044).

137525312 is a wasteful number, since it uses less digits than its factorization.

137525312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12606 (or 12596 counting only the distinct ones).

The product of its digits is 6300, while the sum is 29.

The square root of 137525312 is about 11727.1186571979. The cubic root of 137525312 is about 516.1717273901.

The spelling of 137525312 in words is "one hundred thirty-seven million, five hundred twenty-five thousand, three hundred twelve".