313400133313 has 2 divisors, whose sum is σ = 313400133314. Its totient is φ = 313400133312.

The previous prime is 313400133281. The next prime is 313400133419. The reversal of 313400133313 is 313331004313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275691153969 + 37708979344 = 525063^2 + 194188^2 .

It is an emirp because it is prime and its reverse (313331004313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313400133313 - 2⁵ = 313400133281 is a prime.

It is not a weakly prime, because it can be changed into another prime (313400133113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156700066656 + 156700066657.

It is an arithmetic number, because the mean of its divisors is an integer number (156700066657).

Almost surely, 2^313400133313 is an apocalyptic number.

It is an amenable number.

313400133313 is a deficient number, since it is larger than the sum of its proper divisors (1).

313400133313 is an equidigital number, since it uses as much as digits as its factorization.

313400133313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 313400133313 its reverse (313331004313), we get a palindrome (626731137626).

The spelling of 313400133313 in words is "three hundred thirteen billion, four hundred million, one hundred thirty-three thousand, three hundred thirteen".