317753431273 has 2 divisors, whose sum is σ = 317753431274. Its totient is φ = 317753431272.

The previous prime is 317753431267. The next prime is 317753431313. The reversal of 317753431273 is 372134357713.

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., 239015387664 + 78738043609 = 488892^2 + 280603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317753431273 is a prime.

It is not a weakly prime, because it can be changed into another prime (317753431973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158876715636 + 158876715637.

It is an arithmetic number, because the mean of its divisors is an integer number (158876715637).

Almost surely, 2^317753431273 is an apocalyptic number.

It is an amenable number.

317753431273 is a deficient number, since it is larger than the sum of its proper divisors (1).

317753431273 is an equidigital number, since it uses as much as digits as its factorization.

317753431273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 46.

Adding to 317753431273 its reverse (372134357713), we get a palindrome (689887788986).

The spelling of 317753431273 in words is "three hundred seventeen billion, seven hundred fifty-three million, four hundred thirty-one thousand, two hundred seventy-three".