23119923 has 4 divisors (see below), whose sum is σ = 30826568. Its totient is φ = 15413280.

The previous prime is 23119919. The next prime is 23119927. The reversal of 23119923 is 32991132.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (23119919) and next prime (23119927).

It is not a de Polignac number, because 23119923 - 2² = 23119919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23119927) 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, 3853318 + ... + 3853323.

It is an arithmetic number, because the mean of its divisors is an integer number (7706642).

Almost surely, 2^23119923 is an apocalyptic number.

23119923 is a deficient number, since it is larger than the sum of its proper divisors (7706645).

23119923 is an equidigital number, since it uses as much as digits as its factorization.

23119923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7706644.

The product of its digits is 2916, while the sum is 30.

The square root of 23119923 is about 4808.3181051174. The cubic root of 23119923 is about 284.8801096223.

It can be divided in two parts, 23119 and 923, that added together give a palindrome (24042).

The spelling of 23119923 in words is "twenty-three million, one hundred nineteen thousand, nine hundred twenty-three".