12330165817 has 2 divisors, whose sum is σ = 12330165818. Its totient is φ = 12330165816.

The previous prime is 12330165811. The next prime is 12330165893. The reversal of 12330165817 is 71856103321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10945135161 + 1385030656 = 104619^2 + 37216^2 .

It is an emirp because it is prime and its reverse (71856103321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12330165817 - 2⁷ = 12330165689 is a prime.

It is not a weakly prime, because it can be changed into another prime (12330165811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165082908 + 6165082909.

It is an arithmetic number, because the mean of its divisors is an integer number (6165082909).

Almost surely, 2^12330165817 is an apocalyptic number.

It is an amenable number.

12330165817 is a deficient number, since it is larger than the sum of its proper divisors (1).

12330165817 is an equidigital number, since it uses as much as digits as its factorization.

12330165817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 12330165817 in words is "twelve billion, three hundred thirty million, one hundred sixty-five thousand, eight hundred seventeen".