9117345 has 8 divisors (see below), whose sum is σ = 14587776. Its totient is φ = 4862576.

The previous prime is 9117343. The next prime is 9117391. The reversal of 9117345 is 5437119.

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 9117345 - 2¹ = 9117343 is a prime.

It is a Curzon number.

9117345 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9117341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303897 + ... + 303926.

It is an arithmetic number, because the mean of its divisors is an integer number (1823472).

Almost surely, 2^9117345 is an apocalyptic number.

It is an amenable number.

9117345 is a deficient number, since it is larger than the sum of its proper divisors (5470431).

9117345 is a wasteful number, since it uses less digits than its factorization.

9117345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607831.

The product of its digits is 3780, while the sum is 30.

The square root of 9117345 is about 3019.4941629352. The cubic root of 9117345 is about 208.9085090574.

It can be divided in two parts, 911 and 7345, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 9117345 in words is "nine million, one hundred seventeen thousand, three hundred forty-five".