91124893159 has 2 divisors, whose sum is σ = 91124893160. Its totient is φ = 91124893158.

The previous prime is 91124893151. The next prime is 91124893193. The reversal of 91124893159 is 95139842119.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91124893159 - 2³ = 91124893151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91124893151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45562446579 + 45562446580.

It is an arithmetic number, because the mean of its divisors is an integer number (45562446580).

Almost surely, 2^91124893159 is an apocalyptic number.

91124893159 is a deficient number, since it is larger than the sum of its proper divisors (1).

91124893159 is an equidigital number, since it uses as much as digits as its factorization.

91124893159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 52.

The spelling of 91124893159 in words is "ninety-one billion, one hundred twenty-four million, eight hundred ninety-three thousand, one hundred fifty-nine".