23117299 has 4 divisors (see below), whose sum is σ = 23127264. Its totient is φ = 23107336.

The previous prime is 23117293. The next prime is 23117327. The reversal of 23117299 is 99271132.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23117299 - 2¹⁵ = 23084531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23117293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534 + ... + 6820.

It is an arithmetic number, because the mean of its divisors is an integer number (5781816).

Almost surely, 2^23117299 is an apocalyptic number.

23117299 is a deficient number, since it is larger than the sum of its proper divisors (9965).

23117299 is an equidigital number, since it uses as much as digits as its factorization.

23117299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9964.

The product of its digits is 6804, while the sum is 34.

The square root of 23117299 is about 4808.0452368920. The cubic root of 23117299 is about 284.8693317073.

The spelling of 23117299 in words is "twenty-three million, one hundred seventeen thousand, two hundred ninety-nine".