12321304717 has 2 divisors, whose sum is σ = 12321304718. Its totient is φ = 12321304716.

The previous prime is 12321304711. The next prime is 12321304729. The reversal of 12321304717 is 71740312321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9044200201 + 3277104516 = 95101^2 + 57246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12321304717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321304711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160652358 + 6160652359.

It is an arithmetic number, because the mean of its divisors is an integer number (6160652359).

Almost surely, 2^12321304717 is an apocalyptic number.

It is an amenable number.

12321304717 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321304717 is an equidigital number, since it uses as much as digits as its factorization.

12321304717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 12321304717 in words is "twelve billion, three hundred twenty-one million, three hundred four thousand, seven hundred seventeen".