137865274 has 16 divisors (see below), whose sum is σ = 219252096. Its totient is φ = 64792000.

The previous prime is 137865269. The next prime is 137865281. The reversal of 137865274 is 472568731.

It is a self number, because there is not a number n which added to its sum of digits gives 137865274.

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, 28749 + ... + 33199.

It is an arithmetic number, because the mean of its divisors is an integer number (13703256).

Almost surely, 2^137865274 is an apocalyptic number.

137865274 is a deficient number, since it is larger than the sum of its proper divisors (81386822).

137865274 is a wasteful number, since it uses less digits than its factorization.

137865274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381.

The product of its digits is 282240, while the sum is 43.

The square root of 137865274 is about 11741.6044048503. The cubic root of 137865274 is about 516.5967021923.

The spelling of 137865274 in words is "one hundred thirty-seven million, eight hundred sixty-five thousand, two hundred seventy-four".