23112239 has 2 divisors, whose sum is σ = 23112240. Its totient is φ = 23112238.

The previous prime is 23112209. The next prime is 23112269. The reversal of 23112239 is 93221132.

It is a balanced prime because it is at equal distance from previous prime (23112209) and next prime (23112269).

It is a cyclic number.

It is not a de Polignac number, because 23112239 - 2⁸ = 23111983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23112209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556119 + 11556120.

It is an arithmetic number, because the mean of its divisors is an integer number (11556120).

Almost surely, 2^23112239 is an apocalyptic number.

23112239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23112239 is an equidigital number, since it uses as much as digits as its factorization.

23112239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 23112239 is about 4807.5190067227. The cubic root of 23112239 is about 284.8485457727.

The spelling of 23112239 in words is "twenty-three million, one hundred twelve thousand, two hundred thirty-nine".