12600133961 has 2 divisors, whose sum is σ = 12600133962. Its totient is φ = 12600133960.

The previous prime is 12600133943. The next prime is 12600134003. The reversal of 12600133961 is 16933100621.

12600133961 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., 6665742736 + 5934391225 = 81644^2 + 77035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12600133961 is a prime.

It is not a weakly prime, because it can be changed into another prime (12600193961) 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, 6300066980 + 6300066981.

It is an arithmetic number, because the mean of its divisors is an integer number (6300066981).

Almost surely, 2^12600133961 is an apocalyptic number.

It is an amenable number.

12600133961 is a deficient number, since it is larger than the sum of its proper divisors (1).

12600133961 is an equidigital number, since it uses as much as digits as its factorization.

12600133961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 12600133961 in words is "twelve billion, six hundred million, one hundred thirty-three thousand, nine hundred sixty-one".