23004332173 has 2 divisors, whose sum is σ = 23004332174. Its totient is φ = 23004332172.

The previous prime is 23004332149. The next prime is 23004332189. The reversal of 23004332173 is 37123340032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22064725764 + 939606409 = 148542^2 + 30653^2 .

It is a cyclic number.

It is not a de Polignac number, because 23004332173 - 2²¹ = 23002235021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23004332773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11502166086 + 11502166087.

It is an arithmetic number, because the mean of its divisors is an integer number (11502166087).

Almost surely, 2^23004332173 is an apocalyptic number.

It is an amenable number.

23004332173 is a deficient number, since it is larger than the sum of its proper divisors (1).

23004332173 is an equidigital number, since it uses as much as digits as its factorization.

23004332173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 28.

The spelling of 23004332173 in words is "twenty-three billion, four million, three hundred thirty-two thousand, one hundred seventy-three".