91296479 has 2 divisors, whose sum is σ = 91296480. Its totient is φ = 91296478.

The previous prime is 91296433. The next prime is 91296493. The reversal of 91296479 is 97469219.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91296479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91796479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45648239 + 45648240.

It is an arithmetic number, because the mean of its divisors is an integer number (45648240).

Almost surely, 2^91296479 is an apocalyptic number.

91296479 is a deficient number, since it is larger than the sum of its proper divisors (1).

91296479 is an equidigital number, since it uses as much as digits as its factorization.

91296479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 47.

The square root of 91296479 is about 9554.9190996052. The cubic root of 91296479 is about 450.2820930852.

The spelling of 91296479 in words is "ninety-one million, two hundred ninety-six thousand, four hundred seventy-nine".