23144105239 has 2 divisors, whose sum is σ = 23144105240. Its totient is φ = 23144105238.

The previous prime is 23144105233. The next prime is 23144105273. The reversal of 23144105239 is 93250144132.

It is an a-pointer prime, because the next prime (23144105273) can be obtained adding 23144105239 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23144105239 - 2⁵ = 23144105207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23144105233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11572052619 + 11572052620.

It is an arithmetic number, because the mean of its divisors is an integer number (11572052620).

Almost surely, 2^23144105239 is an apocalyptic number.

23144105239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23144105239 is an equidigital number, since it uses as much as digits as its factorization.

23144105239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 23144105239 in words is "twenty-three billion, one hundred forty-four million, one hundred five thousand, two hundred thirty-nine".