91137234383 has 8 divisors (see below), whose sum is σ = 98228455248. Its totient is φ = 84057537024.

The previous prime is 91137234367. The next prime is 91137234401. The reversal of 91137234383 is 38343273119.

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 91137234383 - 2⁴ = 91137234367 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 (91137234323) 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, 2864441 + ... + 2896082.

It is an arithmetic number, because the mean of its divisors is an integer number (12278556906).

Almost surely, 2^91137234383 is an apocalyptic number.

91137234383 is a deficient number, since it is larger than the sum of its proper divisors (7091220865).

91137234383 is a wasteful number, since it uses less digits than its factorization.

91137234383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761753.

The product of its digits is 326592, while the sum is 44.

The spelling of 91137234383 in words is "ninety-one billion, one hundred thirty-seven million, two hundred thirty-four thousand, three hundred eighty-three".