313050479321 has 2 divisors, whose sum is σ = 313050479322. Its totient is φ = 313050479320.

The previous prime is 313050479317. The next prime is 313050479327. The reversal of 313050479321 is 123974050313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312521249296 + 529230025 = 559036^2 + 23005^2 .

It is a cyclic number.

It is not a de Polignac number, because 313050479321 - 2² = 313050479317 is a prime.

It is not a weakly prime, because it can be changed into another prime (313050479327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156525239660 + 156525239661.

It is an arithmetic number, because the mean of its divisors is an integer number (156525239661).

Almost surely, 2^313050479321 is an apocalyptic number.

It is an amenable number.

313050479321 is a deficient number, since it is larger than the sum of its proper divisors (1).

313050479321 is an equidigital number, since it uses as much as digits as its factorization.

313050479321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 313050479321 in words is "three hundred thirteen billion, fifty million, four hundred seventy-nine thousand, three hundred twenty-one".