137537117 has 4 divisors (see below), whose sum is σ = 137573856. Its totient is φ = 137500380.

The previous prime is 137537093. The next prime is 137537149. The reversal of 137537117 is 711735731.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137537117 - 2¹⁰ = 137536093 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 (137537167) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12023 + ... + 20484.

It is an arithmetic number, because the mean of its divisors is an integer number (34393464).

Almost surely, 2^137537117 is an apocalyptic number.

It is an amenable number.

137537117 is a deficient number, since it is larger than the sum of its proper divisors (36739).

137537117 is an equidigital number, since it uses as much as digits as its factorization.

137537117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36738.

The product of its digits is 15435, while the sum is 35.

The square root of 137537117 is about 11727.6219669633. The cubic root of 137537117 is about 516.1864961451.

The spelling of 137537117 in words is "one hundred thirty-seven million, five hundred thirty-seven thousand, one hundred seventeen".