313301218073 has 2 divisors, whose sum is σ = 313301218074. Its totient is φ = 313301218072.

The previous prime is 313301218051. The next prime is 313301218079. The reversal of 313301218073 is 370812103313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 291905720089 + 21395497984 = 540283^2 + 146272^2 .

It is an emirp because it is prime and its reverse (370812103313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313301218073 - 2³⁴ = 296121348889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (313301218079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156650609036 + 156650609037.

It is an arithmetic number, because the mean of its divisors is an integer number (156650609037).

Almost surely, 2^313301218073 is an apocalyptic number.

It is an amenable number.

313301218073 is a deficient number, since it is larger than the sum of its proper divisors (1).

313301218073 is an equidigital number, since it uses as much as digits as its factorization.

313301218073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 313301218073 in words is "three hundred thirteen billion, three hundred one million, two hundred eighteen thousand, seventy-three".