316411355261 has 2 divisors, whose sum is σ = 316411355262. Its totient is φ = 316411355260.

The previous prime is 316411355243. The next prime is 316411355311. The reversal of 316411355261 is 162553114613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229698774361 + 86712580900 = 479269^2 + 294470^2 .

It is a cyclic number.

It is not a de Polignac number, because 316411355261 - 2²⁶ = 316344246397 is a prime.

It is a super-2 number, since 2×316411355261² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316411357261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158205677630 + 158205677631.

It is an arithmetic number, because the mean of its divisors is an integer number (158205677631).

Almost surely, 2^316411355261 is an apocalyptic number.

It is an amenable number.

316411355261 is a deficient number, since it is larger than the sum of its proper divisors (1).

316411355261 is an equidigital number, since it uses as much as digits as its factorization.

316411355261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

Adding to 316411355261 its reverse (162553114613), we get a palindrome (478964469874).

The spelling of 316411355261 in words is "three hundred sixteen billion, four hundred eleven million, three hundred fifty-five thousand, two hundred sixty-one".