137159917 has 8 divisors (see below), whose sum is σ = 145067360. Its totient is φ = 129321360.

The previous prime is 137159887. The next prime is 137159923. The reversal of 137159917 is 719951731.

137159917 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 137159917 - 2¹⁵ = 137127149 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 (137159977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13098 + ... + 21115.

It is an arithmetic number, because the mean of its divisors is an integer number (18133420).

Almost surely, 2^137159917 is an apocalyptic number.

It is an amenable number.

137159917 is a deficient number, since it is larger than the sum of its proper divisors (7907443).

137159917 is a wasteful number, since it uses less digits than its factorization.

137159917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34443.

The product of its digits is 59535, while the sum is 43.

The square root of 137159917 is about 11711.5292340497. The cubic root of 137159917 is about 515.7141780351.

It can be divided in two parts, 13715 and 9917, that added together give a palindrome (23632).

The spelling of 137159917 in words is "one hundred thirty-seven million, one hundred fifty-nine thousand, nine hundred seventeen".