313088336489 has 2 divisors, whose sum is σ = 313088336490. Its totient is φ = 313088336488.

The previous prime is 313088336437. The next prime is 313088336567. The reversal of 313088336489 is 984633880313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 254688780889 + 58399555600 = 504667^2 + 241660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313088336489 is a prime.

It is not a weakly prime, because it can be changed into another prime (313088336189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156544168244 + 156544168245.

It is an arithmetic number, because the mean of its divisors is an integer number (156544168245).

Almost surely, 2^313088336489 is an apocalyptic number.

It is an amenable number.

313088336489 is a deficient number, since it is larger than the sum of its proper divisors (1).

313088336489 is an equidigital number, since it uses as much as digits as its factorization.

313088336489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8957952, while the sum is 56.

The spelling of 313088336489 in words is "three hundred thirteen billion, eighty-eight million, three hundred thirty-six thousand, four hundred eighty-nine".