317846266121 has 2 divisors, whose sum is σ = 317846266122. Its totient is φ = 317846266120.

The previous prime is 317846266109. The next prime is 317846266151. The reversal of 317846266121 is 121662648713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251366863225 + 66479402896 = 501365^2 + 257836^2 .

It is a cyclic number.

It is not a de Polignac number, because 317846266121 - 2³⁴ = 300666396937 is a prime.

It is not a weakly prime, because it can be changed into another prime (317846266151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158923133060 + 158923133061.

It is an arithmetic number, because the mean of its divisors is an integer number (158923133061).

Almost surely, 2^317846266121 is an apocalyptic number.

It is an amenable number.

317846266121 is a deficient number, since it is larger than the sum of its proper divisors (1).

317846266121 is an equidigital number, since it uses as much as digits as its factorization.

317846266121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The spelling of 317846266121 in words is "three hundred seventeen billion, eight hundred forty-six million, two hundred sixty-six thousand, one hundred twenty-one".