91336123 has 2 divisors, whose sum is σ = 91336124. Its totient is φ = 91336122.

The previous prime is 91336111. The next prime is 91336127. The reversal of 91336123 is 32163319.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91336123 - 2²¹ = 89238971 is a prime.

It is a super-2 number, since 2×91336123² = 16684574729342258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 91336091 and 91336100.

It is not a weakly prime, because it can be changed into another prime (91336127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45668061 + 45668062.

It is an arithmetic number, because the mean of its divisors is an integer number (45668062).

Almost surely, 2^91336123 is an apocalyptic number.

91336123 is a deficient number, since it is larger than the sum of its proper divisors (1).

91336123 is an equidigital number, since it uses as much as digits as its factorization.

91336123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 28.

The square root of 91336123 is about 9556.9934079709. The cubic root of 91336123 is about 450.3472595271.

The spelling of 91336123 in words is "ninety-one million, three hundred thirty-six thousand, one hundred twenty-three".