9117574493 has 8 divisors (see below), whose sum is σ = 9163372608. Its totient is φ = 9071833824.

The previous prime is 9117574489. The next prime is 9117574573. The reversal of 9117574493 is 3944757119.

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 9117574493 - 2² = 9117574489 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 (9117574093) 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, 323630 + ... + 350672.

It is an arithmetic number, because the mean of its divisors is an integer number (1145421576).

Almost surely, 2^9117574493 is an apocalyptic number.

It is an amenable number.

9117574493 is a deficient number, since it is larger than the sum of its proper divisors (45798115).

9117574493 is a wasteful number, since it uses less digits than its factorization.

9117574493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28723.

The product of its digits is 952560, while the sum is 50.

The square root of 9117574493 is about 95485.9910824619. The cubic root of 9117574493 is about 2089.1026185705.

The spelling of 9117574493 in words is "nine billion, one hundred seventeen million, five hundred seventy-four thousand, four hundred ninety-three".