23130128017 has 2 divisors, whose sum is σ = 23130128018. Its totient is φ = 23130128016.

The previous prime is 23130127973. The next prime is 23130128023. The reversal of 23130128017 is 71082103132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20253843856 + 2876284161 = 142316^2 + 53631^2 .

It is a cyclic number.

It is not a de Polignac number, because 23130128017 - 2¹⁹ = 23129603729 is a prime.

It is not a weakly prime, because it can be changed into another prime (23130128057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11565064008 + 11565064009.

It is an arithmetic number, because the mean of its divisors is an integer number (11565064009).

Almost surely, 2^23130128017 is an apocalyptic number.

It is an amenable number.

23130128017 is a deficient number, since it is larger than the sum of its proper divisors (1).

23130128017 is an equidigital number, since it uses as much as digits as its factorization.

23130128017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The spelling of 23130128017 in words is "twenty-three billion, one hundred thirty million, one hundred twenty-eight thousand, seventeen".