313336076281 has 2 divisors, whose sum is σ = 313336076282. Its totient is φ = 313336076280.

The previous prime is 313336076279. The next prime is 313336076299. The reversal of 313336076281 is 182670633313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275012141056 + 38323935225 = 524416^2 + 195765^2 .

It is a cyclic number.

It is not a de Polignac number, because 313336076281 - 2¹ = 313336076279 is a prime.

It is a super-2 number, since 2×313336076281² (a number of 24 digits) contains 22 as substring.

Together with 313336076279, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (313336076231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156668038140 + 156668038141.

It is an arithmetic number, because the mean of its divisors is an integer number (156668038141).

Almost surely, 2^313336076281 is an apocalyptic number.

It is an amenable number.

313336076281 is a deficient number, since it is larger than the sum of its proper divisors (1).

313336076281 is an equidigital number, since it uses as much as digits as its factorization.

313336076281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 313336076281 in words is "three hundred thirteen billion, three hundred thirty-six million, seventy-six thousand, two hundred eighty-one".