91120414441 has 8 divisors (see below), whose sum is σ = 104290092864. Its totient is φ = 77988855120.

The previous prime is 91120414433. The next prime is 91120414457. The reversal of 91120414441 is 14441402119.

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 91120414441 - 2³ = 91120414433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91120424441) 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, 9524650 + ... + 9534211.

It is an arithmetic number, because the mean of its divisors is an integer number (13036261608).

Almost surely, 2^91120414441 is an apocalyptic number.

It is an amenable number.

91120414441 is a deficient number, since it is larger than the sum of its proper divisors (13169678423).

91120414441 is a wasteful number, since it uses less digits than its factorization.

91120414441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19059551.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 91120414441 in words is "ninety-one billion, one hundred twenty million, four hundred fourteen thousand, four hundred forty-one".