93791089313 has 2 divisors, whose sum is σ = 93791089314. Its totient is φ = 93791089312.

The previous prime is 93791089303. The next prime is 93791089319. The reversal of 93791089313 is 31398019739.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91431850129 + 2359239184 = 302377^2 + 48572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93791089313 is a prime.

It is a super-3 number, since 3×93791089313³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (93791089319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46895544656 + 46895544657.

It is an arithmetic number, because the mean of its divisors is an integer number (46895544657).

Almost surely, 2^93791089313 is an apocalyptic number.

It is an amenable number.

93791089313 is a deficient number, since it is larger than the sum of its proper divisors (1).

93791089313 is an equidigital number, since it uses as much as digits as its factorization.

93791089313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 53.

The spelling of 93791089313 in words is "ninety-three billion, seven hundred ninety-one million, eighty-nine thousand, three hundred thirteen".