313041223139 has 2 divisors, whose sum is σ = 313041223140. Its totient is φ = 313041223138.

The previous prime is 313041223097. The next prime is 313041223141. The reversal of 313041223139 is 931322140313.

It is a strong prime.

It is an emirp because it is prime and its reverse (931322140313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313041223139 is a prime.

It is a super-2 number, since 2×313041223139² (a number of 24 digits) contains 22 as substring.

Together with 313041223141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313041223639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156520611569 + 156520611570.

It is an arithmetic number, because the mean of its divisors is an integer number (156520611570).

Almost surely, 2^313041223139 is an apocalyptic number.

313041223139 is a deficient number, since it is larger than the sum of its proper divisors (1).

313041223139 is an equidigital number, since it uses as much as digits as its factorization.

313041223139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 313041223139 in words is "three hundred thirteen billion, forty-one million, two hundred twenty-three thousand, one hundred thirty-nine".