137875042 has 16 divisors (see below), whose sum is σ = 216497664. Its totient is φ = 65772000.

The previous prime is 137875007. The next prime is 137875043. The reversal of 137875042 is 240578731.

137875042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 137874992 and 137875010.

It is not an unprimeable number, because it can be changed into a prime (137875043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11259 + ... + 20062.

It is an arithmetic number, because the mean of its divisors is an integer number (13531104).

Almost surely, 2^137875042 is an apocalyptic number.

137875042 is a deficient number, since it is larger than the sum of its proper divisors (78622622).

137875042 is a wasteful number, since it uses less digits than its factorization.

137875042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31425.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 137875042 is about 11742.0203542661. The cubic root of 137875042 is about 516.6089025027.

The spelling of 137875042 in words is "one hundred thirty-seven million, eight hundred seventy-five thousand, forty-two".