91339411 has 2 divisors, whose sum is σ = 91339412. Its totient is φ = 91339410.

The previous prime is 91339399. The next prime is 91339427. The reversal of 91339411 is 11493319.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91339411 is a prime.

It is not a weakly prime, because it can be changed into another prime (91339211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45669705 + 45669706.

It is an arithmetic number, because the mean of its divisors is an integer number (45669706).

Almost surely, 2^91339411 is an apocalyptic number.

91339411 is a deficient number, since it is larger than the sum of its proper divisors (1).

91339411 is an equidigital number, since it uses as much as digits as its factorization.

91339411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 31.

The square root of 91339411 is about 9557.1654270500. The cubic root of 91339411 is about 450.3526634643.

The spelling of 91339411 in words is "ninety-one million, three hundred thirty-nine thousand, four hundred eleven".