313079589887 has 2 divisors, whose sum is σ = 313079589888. Its totient is φ = 313079589886.

The previous prime is 313079589853. The next prime is 313079589899. The reversal of 313079589887 is 788985970313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313079589887 - 2¹⁴ = 313079573503 is a prime.

It is a super-2 number, since 2×313079589887² (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 (313079589847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156539794943 + 156539794944.

It is an arithmetic number, because the mean of its divisors is an integer number (156539794944).

Almost surely, 2^313079589887 is an apocalyptic number.

313079589887 is a deficient number, since it is larger than the sum of its proper divisors (1).

313079589887 is an equidigital number, since it uses as much as digits as its factorization.

313079589887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91445760, while the sum is 68.

The spelling of 313079589887 in words is "three hundred thirteen billion, seventy-nine million, five hundred eighty-nine thousand, eight hundred eighty-seven".