23110189 has 4 divisors (see below), whose sum is σ = 23212224. Its totient is φ = 23008156.

The previous prime is 23110177. The next prime is 23110201. The reversal of 23110189 is 98101132.

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 an interprime number because it is at equal distance from previous prime (23110177) and next prime (23110201).

It is a cyclic number.

It is not a de Polignac number, because 23110189 - 2¹⁵ = 23077421 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 (23110169) 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, 50677 + ... + 51130.

It is an arithmetic number, because the mean of its divisors is an integer number (5803056).

Almost surely, 2^23110189 is an apocalyptic number.

It is an amenable number.

23110189 is a deficient number, since it is larger than the sum of its proper divisors (102035).

23110189 is a wasteful number, since it uses less digits than its factorization.

23110189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102034.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 23110189 is about 4807.3057943093. The cubic root of 23110189 is about 284.8401237301.

The spelling of 23110189 in words is "twenty-three million, one hundred ten thousand, one hundred eighty-nine".