12193932352009 has 2 divisors, whose sum is σ = 12193932352010. Its totient is φ = 12193932352008.

The previous prime is 12193932351973. The next prime is 12193932352051. The reversal of 12193932352009 is 90025323939121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9697911537609 + 2496020814400 = 3114147^2 + 1579880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12193932352009 is a prime.

It is not a weakly prime, because it can be changed into another prime (12193932356009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6096966176004 + 6096966176005.

It is an arithmetic number, because the mean of its divisors is an integer number (6096966176005).

Almost surely, 2^{12193932352009} is an apocalyptic number.

It is an amenable number.

12193932352009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12193932352009 is an equidigital number, since it uses as much as digits as its factorization.

12193932352009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 787320, while the sum is 49.

The spelling of 12193932352009 in words is "twelve trillion, one hundred ninety-three billion, nine hundred thirty-two million, three hundred fifty-two thousand, nine".