12196171913 has 2 divisors, whose sum is σ = 12196171914. Its totient is φ = 12196171912.

The previous prime is 12196171891. The next prime is 12196172003. The reversal of 12196171913 is 31917169121.

12196171913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11630112649 + 566059264 = 107843^2 + 23792^2 .

It is a cyclic number.

It is not a de Polignac number, because 12196171913 - 2⁶ = 12196171849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12196171513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6098085956 + 6098085957.

It is an arithmetic number, because the mean of its divisors is an integer number (6098085957).

Almost surely, 2^12196171913 is an apocalyptic number.

It is an amenable number.

12196171913 is a deficient number, since it is larger than the sum of its proper divisors (1).

12196171913 is an equidigital number, since it uses as much as digits as its factorization.

12196171913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 41.

The spelling of 12196171913 in words is "twelve billion, one hundred ninety-six million, one hundred seventy-one thousand, nine hundred thirteen".