91134960 has 160 divisors (see below), whose sum is σ = 341978112. Its totient is φ = 19599360.

The previous prime is 91134937. The next prime is 91134973. The reversal of 91134960 is 6943119.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26965 + ... + 30155.

Almost surely, 2^91134960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91134960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170989056).

91134960 is an abundant number, since it is smaller than the sum of its proper divisors (250843152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91134960 is a wasteful number, since it uses less digits than its factorization.

91134960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3231 (or 3225 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 91134960 is about 9546.4632194337. The cubic root of 91134960 is about 450.0163944644.

The spelling of 91134960 in words is "ninety-one million, one hundred thirty-four thousand, nine hundred sixty".