311053816313 has 2 divisors, whose sum is σ = 311053816314. Its totient is φ = 311053816312.

The previous prime is 311053816301. The next prime is 311053816361. The reversal of 311053816313 is 313618350113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305856559849 + 5197256464 = 553043^2 + 72092^2 .

It is a cyclic number.

It is not a de Polignac number, because 311053816313 - 2¹² = 311053812217 is a prime.

It is not a weakly prime, because it can be changed into another prime (311053816613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155526908156 + 155526908157.

It is an arithmetic number, because the mean of its divisors is an integer number (155526908157).

Almost surely, 2^311053816313 is an apocalyptic number.

It is an amenable number.

311053816313 is a deficient number, since it is larger than the sum of its proper divisors (1).

311053816313 is an equidigital number, since it uses as much as digits as its factorization.

311053816313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 311053816313 in words is "three hundred eleven billion, fifty-three million, eight hundred sixteen thousand, three hundred thirteen".