91134065 has 16 divisors (see below), whose sum is σ = 119883456. Its totient is φ = 65956800.

The previous prime is 91134049. The next prime is 91134077. The reversal of 91134065 is 56043119.

It is not a de Polignac number, because 91134065 - 2⁴ = 91134049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7679 + ... + 15531.

It is an arithmetic number, because the mean of its divisors is an integer number (7492716).

Almost surely, 2^91134065 is an apocalyptic number.

It is an amenable number.

91134065 is a deficient number, since it is larger than the sum of its proper divisors (28749391).

91134065 is a wasteful number, since it uses less digits than its factorization.

91134065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 91134065 is about 9546.4163433196. The cubic root of 91134065 is about 450.0149213159.

The spelling of 91134065 in words is "ninety-one million, one hundred thirty-four thousand, sixty-five".