23112259 has 4 divisors (see below), whose sum is σ = 23254216. Its totient is φ = 22970304.

The previous prime is 23112239. The next prime is 23112269. The reversal of 23112259 is 95221132.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23112259 - 2⁹ = 23111747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23112209) 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, 70734 + ... + 71059.

It is an arithmetic number, because the mean of its divisors is an integer number (5813554).

Almost surely, 2^23112259 is an apocalyptic number.

23112259 is a deficient number, since it is larger than the sum of its proper divisors (141957).

23112259 is a wasteful number, since it uses less digits than its factorization.

23112259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141956.

The product of its digits is 1080, while the sum is 25.

The square root of 23112259 is about 4807.5210867972. The cubic root of 23112259 is about 284.8486279365.

The spelling of 23112259 in words is "twenty-three million, one hundred twelve thousand, two hundred fifty-nine".