91134343433 has 8 divisors (see below), whose sum is σ = 104159377152. Its totient is φ = 78110770176.

The previous prime is 91134343403. The next prime is 91134343499. The reversal of 91134343433 is 33434343119.

It is a happy number.

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 91134343433 - 2¹² = 91134339337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91134343403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227960 + ... + 483977.

It is an arithmetic number, because the mean of its divisors is an integer number (13019922144).

Almost surely, 2^91134343433 is an apocalyptic number.

It is an amenable number.

91134343433 is a deficient number, since it is larger than the sum of its proper divisors (13025033719).

91134343433 is a wasteful number, since it uses less digits than its factorization.

91134343433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730231.

The product of its digits is 139968, while the sum is 38.

The spelling of 91134343433 in words is "ninety-one billion, one hundred thirty-four million, three hundred forty-three thousand, four hundred thirty-three".