12174104645321 has 2 divisors, whose sum is σ = 12174104645322. Its totient is φ = 12174104645320.

The previous prime is 12174104645177. The next prime is 12174104645333. The reversal of 12174104645321 is 12354640147121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7957837889296 + 4216266756025 = 2820964^2 + 2053355^2 .

It is a cyclic number.

It is not a de Polignac number, because 12174104645321 - 2²⁶ = 12174037536457 is a prime.

It is not a weakly prime, because it can be changed into another prime (12174104645621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6087052322660 + 6087052322661.

It is an arithmetic number, because the mean of its divisors is an integer number (6087052322661).

Almost surely, 2^{12174104645321} is an apocalyptic number.

It is an amenable number.

12174104645321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12174104645321 is an equidigital number, since it uses as much as digits as its factorization.

12174104645321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 12174104645321 in words is "twelve trillion, one hundred seventy-four billion, one hundred four million, six hundred forty-five thousand, three hundred twenty-one".