91522134059 has 2 divisors, whose sum is σ = 91522134060. Its totient is φ = 91522134058.

The previous prime is 91522134023. The next prime is 91522134073. The reversal of 91522134059 is 95043122519.

It is a strong prime.

It is an emirp because it is prime and its reverse (95043122519) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 91522134059 - 2²⁸ = 91253698603 is a prime.

It is not a weakly prime, because it can be changed into another prime (91522134019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45761067029 + 45761067030.

It is an arithmetic number, because the mean of its divisors is an integer number (45761067030).

Almost surely, 2^91522134059 is an apocalyptic number.

91522134059 is a deficient number, since it is larger than the sum of its proper divisors (1).

91522134059 is an equidigital number, since it uses as much as digits as its factorization.

91522134059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 91522134059 in words is "ninety-one billion, five hundred twenty-two million, one hundred thirty-four thousand, fifty-nine".