137404370 has 16 divisors (see below), whose sum is σ = 261876888. Its totient is φ = 51728640.

The previous prime is 137404367. The next prime is 137404381. The reversal of 137404370 is 73404731.

137404370 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 137288089 + 116281 = 11717^2 + 341^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403961 + ... + 404300.

Almost surely, 2^137404370 is an apocalyptic number.

137404370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137404370 is a deficient number, since it is larger than the sum of its proper divisors (124472518).

137404370 is a wasteful number, since it uses less digits than its factorization.

137404370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808285.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 137404370 is about 11721.9610134141. The cubic root of 137404370 is about 516.0203730714.

The spelling of 137404370 in words is "one hundred thirty-seven million, four hundred four thousand, three hundred seventy".