23117799 has 4 divisors (see below), whose sum is σ = 30823736. Its totient is φ = 15411864.

The previous prime is 23117771. The next prime is 23117803. The reversal of 23117799 is 99771132.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23117799 - 2⁸ = 23117543 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 (23117099) 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, 3852964 + ... + 3852969.

It is an arithmetic number, because the mean of its divisors is an integer number (7705934).

Almost surely, 2^23117799 is an apocalyptic number.

23117799 is a deficient number, since it is larger than the sum of its proper divisors (7705937).

23117799 is an equidigital number, since it uses as much as digits as its factorization.

23117799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7705936.

The product of its digits is 23814, while the sum is 39.

The square root of 23117799 is about 4808.0972327939. The cubic root of 23117799 is about 284.8713854888.

The spelling of 23117799 in words is "twenty-three million, one hundred seventeen thousand, seven hundred ninety-nine".