313420265087 has 2 divisors, whose sum is σ = 313420265088. Its totient is φ = 313420265086.

The previous prime is 313420264981. The next prime is 313420265099. The reversal of 313420265087 is 780562024313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313420265087 - 2³⁰ = 312346523263 is a prime.

It is a super-2 number, since 2×313420265087² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313420265287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156710132543 + 156710132544.

It is an arithmetic number, because the mean of its divisors is an integer number (156710132544).

Almost surely, 2^313420265087 is an apocalyptic number.

313420265087 is a deficient number, since it is larger than the sum of its proper divisors (1).

313420265087 is an equidigital number, since it uses as much as digits as its factorization.

313420265087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 313420265087 in words is "three hundred thirteen billion, four hundred twenty million, two hundred sixty-five thousand, eighty-seven".