137364661 has 16 divisors (see below), whose sum is σ = 169100800. Its totient is φ = 108945648.

The previous prime is 137364653. The next prime is 137364679. The reversal of 137364661 is 166463731.

It is a happy number.

It is not a de Polignac number, because 137364661 - 2³ = 137364653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137364661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137364061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6291 + ... + 17728.

It is an arithmetic number, because the mean of its divisors is an integer number (10568800).

Almost surely, 2^137364661 is an apocalyptic number.

It is an amenable number.

137364661 is a deficient number, since it is larger than the sum of its proper divisors (31736139).

137364661 is a wasteful number, since it uses less digits than its factorization.

137364661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24088.

The product of its digits is 54432, while the sum is 37.

The square root of 137364661 is about 11720.2671044648. The cubic root of 137364661 is about 515.9706593997.

The spelling of 137364661 in words is "one hundred thirty-seven million, three hundred sixty-four thousand, six hundred sixty-one".