137501404 has 12 divisors (see below), whose sum is σ = 253292200. Its totient is φ = 65132208.

The previous prime is 137501393. The next prime is 137501411. The reversal of 137501404 is 404105731.

It is a super-2 number, since 2×137501404² = 37813272203942432, which contains 22 as substring.

It is a congruent number.

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, 904539 + ... + 904690.

Almost surely, 2^137501404 is an apocalyptic number.

It is an amenable number.

137501404 is a deficient number, since it is larger than the sum of its proper divisors (115790796).

137501404 is a wasteful number, since it uses less digits than its factorization.

137501404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809252 (or 1809250 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 137501404 is about 11726.0992661669. The cubic root of 137501404 is about 516.1418144753.

The spelling of 137501404 in words is "one hundred thirty-seven million, five hundred one thousand, four hundred four".