137337317 has 4 divisors (see below), whose sum is σ = 147901740. Its totient is φ = 126772896.

The previous prime is 137337311. The next prime is 137337341. The reversal of 137337317 is 713733731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56085121 + 81252196 = 7489^2 + 9014^2 .

It is a cyclic number.

It is not a de Polignac number, because 137337317 - 2⁶ = 137337253 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 (137337311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5282192 + ... + 5282217.

It is an arithmetic number, because the mean of its divisors is an integer number (36975435).

Almost surely, 2^137337317 is an apocalyptic number.

It is an amenable number.

137337317 is a deficient number, since it is larger than the sum of its proper divisors (10564423).

137337317 is a wasteful number, since it uses less digits than its factorization.

137337317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10564422.

The product of its digits is 27783, while the sum is 35.

The square root of 137337317 is about 11719.1005200911. The cubic root of 137337317 is about 515.9364205160.

The spelling of 137337317 in words is "one hundred thirty-seven million, three hundred thirty-seven thousand, three hundred seventeen".