313008250091 has 2 divisors, whose sum is σ = 313008250092. Its totient is φ = 313008250090.

The previous prime is 313008250063. The next prime is 313008250213. The reversal of 313008250091 is 190052800313.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313008250091 is a prime.

It is not a weakly prime, because it can be changed into another prime (313008250991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156504125045 + 156504125046.

It is an arithmetic number, because the mean of its divisors is an integer number (156504125046).

Almost surely, 2^313008250091 is an apocalyptic number.

313008250091 is a deficient number, since it is larger than the sum of its proper divisors (1).

313008250091 is an equidigital number, since it uses as much as digits as its factorization.

313008250091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 313008250091 in words is "three hundred thirteen billion, eight million, two hundred fifty thousand, ninety-one".