137675815 has 8 divisors (see below), whose sum is σ = 172394208. Its totient is φ = 105351840.

The previous prime is 137675771. The next prime is 137675819. The reversal of 137675815 is 518576731.

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

It is not a de Polignac number, because 137675815 - 2²⁷ = 3458087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137675819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598476 + ... + 598705.

It is an arithmetic number, because the mean of its divisors is an integer number (21549276).

Almost surely, 2^137675815 is an apocalyptic number.

137675815 is a deficient number, since it is larger than the sum of its proper divisors (34718393).

137675815 is a wasteful number, since it uses less digits than its factorization.

137675815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197209.

The product of its digits is 176400, while the sum is 43.

The square root of 137675815 is about 11733.5337814317. The cubic root of 137675815 is about 516.3599523087.

The spelling of 137675815 in words is "one hundred thirty-seven million, six hundred seventy-five thousand, eight hundred fifteen".