23105304169 has 2 divisors, whose sum is σ = 23105304170. Its totient is φ = 23105304168.

The previous prime is 23105304161. The next prime is 23105304259. The reversal of 23105304169 is 96140350132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19672867600 + 3432436569 = 140260^2 + 58587^2 .

It is a cyclic number.

It is not a de Polignac number, because 23105304169 - 2³ = 23105304161 is a prime.

It is a super-2 number, since 2×23105304169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23105304161) 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, 11552652084 + 11552652085.

It is an arithmetic number, because the mean of its divisors is an integer number (11552652085).

Almost surely, 2^23105304169 is an apocalyptic number.

It is an amenable number.

23105304169 is a deficient number, since it is larger than the sum of its proper divisors (1).

23105304169 is an equidigital number, since it uses as much as digits as its factorization.

23105304169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 23105304169 in words is "twenty-three billion, one hundred five million, three hundred four thousand, one hundred sixty-nine".