9117297 has 12 divisors (see below), whose sum is σ = 15050880. Its totient is φ = 5209848.

The previous prime is 9117289. The next prime is 9117299. The reversal of 9117297 is 7927119.

9117297 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9117297 - 2³ = 9117289 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9117299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72297 + ... + 72422.

It is an arithmetic number, because the mean of its divisors is an integer number (1254240).

Almost surely, 2^9117297 is an apocalyptic number.

It is an amenable number.

9117297 is a deficient number, since it is larger than the sum of its proper divisors (5933583).

9117297 is a wasteful number, since it uses less digits than its factorization.

9117297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144732 (or 144729 counting only the distinct ones).

The product of its digits is 7938, while the sum is 36.

The square root of 9117297 is about 3019.4862145736. The cubic root of 9117297 is about 208.9081424438.

The spelling of 9117297 in words is "nine million, one hundred seventeen thousand, two hundred ninety-seven".