317422613 has 4 divisors (see below), whose sum is σ = 317672460. Its totient is φ = 317172768.

The previous prime is 317422591. The next prime is 317422663. The reversal of 317422613 is 316224713.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 149279524 + 168143089 = 12218^2 + 12967^2 .

It is a cyclic number.

It is not a de Polignac number, because 317422613 - 2⁶ = 317422549 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 (317422663) 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, 123008 + ... + 125561.

It is an arithmetic number, because the mean of its divisors is an integer number (79418115).

Almost surely, 2^317422613 is an apocalyptic number.

It is an amenable number.

317422613 is a deficient number, since it is larger than the sum of its proper divisors (249847).

317422613 is a wasteful number, since it uses less digits than its factorization.

317422613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249846.

The product of its digits is 6048, while the sum is 29.

The square root of 317422613 is about 17816.3580172829. The cubic root of 317422613 is about 682.1490638586.

The spelling of 317422613 in words is "three hundred seventeen million, four hundred twenty-two thousand, six hundred thirteen".