2917316317 has 4 divisors (see below), whose sum is σ = 2917647136. Its totient is φ = 2916985500.

The previous prime is 2917316309. The next prime is 2917316321. The reversal of 2917316317 is 7136137192.

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 2917316317 - 2³ = 2917316309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2917316317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2917316617) 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, 151809 + ... + 169942.

It is an arithmetic number, because the mean of its divisors is an integer number (729411784).

Almost surely, 2^2917316317 is an apocalyptic number.

It is an amenable number.

2917316317 is a deficient number, since it is larger than the sum of its proper divisors (330819).

2917316317 is an equidigital number, since it uses as much as digits as its factorization.

2917316317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330818.

The product of its digits is 47628, while the sum is 40.

The square root of 2917316317 is about 54012.1867452152. The cubic root of 2917316317 is about 1428.8758859337.

The spelling of 2917316317 in words is "two billion, nine hundred seventeen million, three hundred sixteen thousand, three hundred seventeen".