12399708133 has 2 divisors, whose sum is σ = 12399708134. Its totient is φ = 12399708132.

The previous prime is 12399708103. The next prime is 12399708151. The reversal of 12399708133 is 33180799321.

12399708133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10012603969 + 2387104164 = 100063^2 + 48858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12399708133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12399708103) 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, 6199854066 + 6199854067.

It is an arithmetic number, because the mean of its divisors is an integer number (6199854067).

Almost surely, 2^12399708133 is an apocalyptic number.

It is an amenable number.

12399708133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12399708133 is an equidigital number, since it uses as much as digits as its factorization.

12399708133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 12399708133 in words is "twelve billion, three hundred ninety-nine million, seven hundred eight thousand, one hundred thirty-three".