91113735 has 16 divisors (see below), whose sum is σ = 146036736. Its totient is φ = 48509088.

The previous prime is 91113733. The next prime is 91113739. The reversal of 91113735 is 53731119.

It is a happy number.

It is not a de Polignac number, because 91113735 - 2¹ = 91113733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91113733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4102 + ... + 14108.

It is an arithmetic number, because the mean of its divisors is an integer number (9127296).

Almost surely, 2^91113735 is an apocalyptic number.

91113735 is a deficient number, since it is larger than the sum of its proper divisors (54923001).

91113735 is a wasteful number, since it uses less digits than its factorization.

91113735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622.

The product of its digits is 2835, while the sum is 30.

The square root of 91113735 is about 9545.3514864566. The cubic root of 91113735 is about 449.9814560260.

The spelling of 91113735 in words is "ninety-one million, one hundred thirteen thousand, seven hundred thirty-five".