317162421461273 has 2 divisors, whose sum is σ = 317162421461274. Its totient is φ = 317162421461272.

The previous prime is 317162421461269. The next prime is 317162421461279. The reversal of 317162421461273 is 372164124261713.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295823075442064 + 21339346019209 = 17199508^2 + 4619453^2 .

It is a cyclic number.

It is not a de Polignac number, because 317162421461273 - 2² = 317162421461269 is a prime.

It is not a weakly prime, because it can be changed into another prime (317162421461279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158581210730636 + 158581210730637.

It is an arithmetic number, because the mean of its divisors is an integer number (158581210730637).

Almost surely, 2^{317162421461273} is an apocalyptic number.

It is an amenable number.

317162421461273 is a deficient number, since it is larger than the sum of its proper divisors (1).

317162421461273 is an equidigital number, since it uses as much as digits as its factorization.

317162421461273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 50.

The spelling of 317162421461273 in words is "three hundred seventeen trillion, one hundred sixty-two billion, four hundred twenty-one million, four hundred sixty-one thousand, two hundred seventy-three".