91314099 has 12 divisors (see below), whose sum is σ = 133867656. Its totient is φ = 59967072.

The previous prime is 91314077. The next prime is 91314109. The reversal of 91314099 is 99041319.

It is not a de Polignac number, because 91314099 - 2⁸ = 91313843 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (91314029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75114 + ... + 76319.

It is an arithmetic number, because the mean of its divisors is an integer number (11155638).

Almost surely, 2^91314099 is an apocalyptic number.

91314099 is a deficient number, since it is larger than the sum of its proper divisors (42553557).

91314099 is a wasteful number, since it uses less digits than its factorization.

91314099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151506 (or 151503 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 91314099 is about 9555.8410932790. The cubic root of 91314099 is about 450.3110590074.

The spelling of 91314099 in words is "ninety-one million, three hundred fourteen thousand, ninety-nine".