137736923 has 8 divisors (see below), whose sum is σ = 140425488. Its totient is φ = 135073024.

The previous prime is 137736913. The next prime is 137736971. The reversal of 137736923 is 329637731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137736923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137736913) 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, 5315 + ... + 17427.

It is an arithmetic number, because the mean of its divisors is an integer number (17553186).

Almost surely, 2^137736923 is an apocalyptic number.

137736923 is a deficient number, since it is larger than the sum of its proper divisors (2688565).

137736923 is a wasteful number, since it uses less digits than its factorization.

137736923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12333.

The product of its digits is 142884, while the sum is 41.

The square root of 137736923 is about 11736.1374821531. The cubic root of 137736923 is about 516.4363372005.

The spelling of 137736923 in words is "one hundred thirty-seven million, seven hundred thirty-six thousand, nine hundred twenty-three".