313241334491 has 2 divisors, whose sum is σ = 313241334492. Its totient is φ = 313241334490.

The previous prime is 313241334473. The next prime is 313241334503. The reversal of 313241334491 is 194433142313.

It is a strong prime.

It is an emirp because it is prime and its reverse (194433142313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313241334491 - 2³⁴ = 296061465307 is a prime.

It is not a weakly prime, because it can be changed into another prime (313241334691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156620667245 + 156620667246.

It is an arithmetic number, because the mean of its divisors is an integer number (156620667246).

Almost surely, 2^313241334491 is an apocalyptic number.

313241334491 is a deficient number, since it is larger than the sum of its proper divisors (1).

313241334491 is an equidigital number, since it uses as much as digits as its factorization.

313241334491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 38.

The spelling of 313241334491 in words is "three hundred thirteen billion, two hundred forty-one million, three hundred thirty-four thousand, four hundred ninety-one".