23204153 has 4 divisors (see below), whose sum is σ = 26519040. Its totient is φ = 19889268.

The previous prime is 23204131. The next prime is 23204179. The reversal of 23204153 is 35140232.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23204153 - 2¹⁸ = 22942009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23204113) 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, 1657433 + ... + 1657446.

It is an arithmetic number, because the mean of its divisors is an integer number (6629760).

Almost surely, 2^23204153 is an apocalyptic number.

It is an amenable number.

23204153 is a deficient number, since it is larger than the sum of its proper divisors (3314887).

23204153 is an equidigital number, since it uses as much as digits as its factorization.

23204153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314886.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 23204153 is about 4817.0689220728. The cubic root of 23204153 is about 285.2256466809.

Adding to 23204153 its reverse (35140232), we get a palindrome (58344385).

The spelling of 23204153 in words is "twenty-three million, two hundred four thousand, one hundred fifty-three".