23259163 has 4 divisors (see below), whose sum is σ = 23369608. Its totient is φ = 23148720.

The previous prime is 23259149. The next prime is 23259167. The reversal of 23259163 is 36195232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23259163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23259167) 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, 54906 + ... + 55327.

It is an arithmetic number, because the mean of its divisors is an integer number (5842402).

Almost surely, 2^23259163 is an apocalyptic number.

23259163 is a deficient number, since it is larger than the sum of its proper divisors (110445).

23259163 is a wasteful number, since it uses less digits than its factorization.

23259163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110444.

The product of its digits is 9720, while the sum is 31.

The square root of 23259163 is about 4822.7754457366. The cubic root of 23259163 is about 285.4508632643.

It can be divided in two parts, 232 and 59163, that added together give a palindrome (59395).

The spelling of 23259163 in words is "twenty-three million, two hundred fifty-nine thousand, one hundred sixty-three".