91652279 has 2 divisors, whose sum is σ = 91652280. Its totient is φ = 91652278.

The previous prime is 91652243. The next prime is 91652299. The reversal of 91652279 is 97225619.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91652279 - 2⁸ = 91652023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91652299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45826139 + 45826140.

It is an arithmetic number, because the mean of its divisors is an integer number (45826140).

Almost surely, 2^91652279 is an apocalyptic number.

91652279 is a deficient number, since it is larger than the sum of its proper divisors (1).

91652279 is an equidigital number, since it uses as much as digits as its factorization.

91652279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 91652279 is about 9573.5196766915. The cubic root of 91652279 is about 450.8662802534.

The spelling of 91652279 in words is "ninety-one million, six hundred fifty-two thousand, two hundred seventy-nine".