91796759 has 2 divisors, whose sum is σ = 91796760. Its totient is φ = 91796758.

The previous prime is 91796737. The next prime is 91796777. The reversal of 91796759 is 95769719.

It is a strong prime.

It is an emirp because it is prime and its reverse (95769719) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91796759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 91796759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91796459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45898379 + 45898380.

It is an arithmetic number, because the mean of its divisors is an integer number (45898380).

Almost surely, 2^91796759 is an apocalyptic number.

91796759 is a deficient number, since it is larger than the sum of its proper divisors (1).

91796759 is an equidigital number, since it uses as much as digits as its factorization.

91796759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1071630, while the sum is 53.

The square root of 91796759 is about 9581.0625193660. The cubic root of 91796759 is about 451.1030700036.

The spelling of 91796759 in words is "ninety-one million, seven hundred ninety-six thousand, seven hundred fifty-nine".