12392468009 has 2 divisors, whose sum is σ = 12392468010. Its totient is φ = 12392468008.

The previous prime is 12392467987. The next prime is 12392468017. The reversal of 12392468009 is 90086429321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10469382400 + 1923085609 = 102320^2 + 43853^2 .

It is a cyclic number.

It is not a de Polignac number, because 12392468009 - 2¹² = 12392463913 is a prime.

It is not a weakly prime, because it can be changed into another prime (12392468509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6196234004 + 6196234005.

It is an arithmetic number, because the mean of its divisors is an integer number (6196234005).

Almost surely, 2^12392468009 is an apocalyptic number.

It is an amenable number.

12392468009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12392468009 is an equidigital number, since it uses as much as digits as its factorization.

12392468009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 12392468009 in words is "twelve billion, three hundred ninety-two million, four hundred sixty-eight thousand, nine".