313120331989253 has 2 divisors, whose sum is σ = 313120331989254. Its totient is φ = 313120331989252.

The previous prime is 313120331989219. The next prime is 313120331989321. The reversal of 313120331989253 is 352989133021313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291476641399969 + 21643690589284 = 17072687^2 + 4652278^2 .

It is an emirp because it is prime and its reverse (352989133021313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313120331989253 - 2¹⁸ = 313120331727109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 313120331989195 and 313120331989204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313120331949253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156560165994626 + 156560165994627.

It is an arithmetic number, because the mean of its divisors is an integer number (156560165994627).

Almost surely, 2^{313120331989253} is an apocalyptic number.

It is an amenable number.

313120331989253 is a deficient number, since it is larger than the sum of its proper divisors (1).

313120331989253 is an equidigital number, since it uses as much as digits as its factorization.

313120331989253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 53.

The spelling of 313120331989253 in words is "three hundred thirteen trillion, one hundred twenty billion, three hundred thirty-one million, nine hundred eighty-nine thousand, two hundred fifty-three".