91134959 has 8 divisors (see below), whose sum is σ = 93749040. Its totient is φ = 88528896.

The previous prime is 91134937. The next prime is 91134973. The reversal of 91134959 is 95943119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91134959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91134919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26852 + ... + 30054.

It is an arithmetic number, because the mean of its divisors is an integer number (11718630).

Almost surely, 2^91134959 is an apocalyptic number.

91134959 is a deficient number, since it is larger than the sum of its proper divisors (2614081).

91134959 is a wasteful number, since it uses less digits than its factorization.

91134959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4009.

The product of its digits is 43740, while the sum is 41.

The square root of 91134959 is about 9546.4631670583. The cubic root of 91134959 is about 450.0163928185.

The spelling of 91134959 in words is "ninety-one million, one hundred thirty-four thousand, nine hundred fifty-nine".