317208608137 has 16 divisors (see below), whose sum is σ = 323280630144. Its totient is φ = 311165712000.

The previous prime is 317208608111. The next prime is 317208608141. The reversal of 317208608137 is 731806802713.

It is a cyclic number.

It is not a de Polignac number, because 317208608137 - 2⁷ = 317208608009 is a prime.

It is a super-4 number, since 4×317208608137⁴ (a number of 47 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (317208608737) 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, 51068962 + ... + 51075172.

It is an arithmetic number, because the mean of its divisors is an integer number (20205039384).

Almost surely, 2^317208608137 is an apocalyptic number.

It is an amenable number.

317208608137 is a deficient number, since it is larger than the sum of its proper divisors (6072022007).

317208608137 is a wasteful number, since it uses less digits than its factorization.

317208608137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8400.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 317208608137 in words is "three hundred seventeen billion, two hundred eight million, six hundred eight thousand, one hundred thirty-seven".