137375138 has 16 divisors (see below), whose sum is σ = 208272384. Its totient is φ = 67954320.

The previous prime is 137375129. The next prime is 137375141. The reversal of 137375138 is 831573731.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140993 + ... + 141963.

It is an arithmetic number, because the mean of its divisors is an integer number (13017024).

Almost surely, 2^137375138 is an apocalyptic number.

137375138 is a deficient number, since it is larger than the sum of its proper divisors (70897246).

137375138 is a wasteful number, since it uses less digits than its factorization.

137375138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657.

The product of its digits is 52920, while the sum is 38.

The square root of 137375138 is about 11720.7140567459. The cubic root of 137375138 is about 515.9837770073.

The spelling of 137375138 in words is "one hundred thirty-seven million, three hundred seventy-five thousand, one hundred thirty-eight".