137022317 has 4 divisors (see below), whose sum is σ = 137097120. Its totient is φ = 136947516.

The previous prime is 137022313. The next prime is 137022341. The reversal of 137022317 is 713220731.

137022317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 137022317 - 2² = 137022313 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 (137022313) 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, 34583 + ... + 38340.

It is an arithmetic number, because the mean of its divisors is an integer number (34274280).

Almost surely, 2^137022317 is an apocalyptic number.

It is an amenable number.

137022317 is a deficient number, since it is larger than the sum of its proper divisors (74803).

137022317 is an equidigital number, since it uses as much as digits as its factorization.

137022317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74802.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 137022317 is about 11705.6532068911. The cubic root of 137022317 is about 515.5416640440.

The spelling of 137022317 in words is "one hundred thirty-seven million, twenty-two thousand, three hundred seventeen".