91134936133 has 8 divisors (see below), whose sum is σ = 91788871680. Its totient is φ = 90482933520.

The previous prime is 91134936107. The next prime is 91134936143. The reversal of 91134936133 is 33163943119.

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

It is a cyclic number.

It is not a de Polignac number, because 91134936133 - 2¹³ = 91134927941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 91134936133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91134936143) 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 7 ways as a sum of consecutive naturals, for example, 388533 + ... + 577258.

It is an arithmetic number, because the mean of its divisors is an integer number (11473608960).

Almost surely, 2^91134936133 is an apocalyptic number.

It is an amenable number.

91134936133 is a deficient number, since it is larger than the sum of its proper divisors (653935547).

91134936133 is a wasteful number, since it uses less digits than its factorization.

91134936133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966467.

The product of its digits is 157464, while the sum is 43.

The spelling of 91134936133 in words is "ninety-one billion, one hundred thirty-four million, nine hundred thirty-six thousand, one hundred thirty-three".