12461422535269 has 2 divisors, whose sum is σ = 12461422535270. Its totient is φ = 12461422535268.

The previous prime is 12461422535249. The next prime is 12461422535273. The reversal of 12461422535269 is 96253522416421.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12259367790244 + 202054745025 = 3501338^2 + 449505^2 .

It is a cyclic number.

It is not a de Polignac number, because 12461422535269 - 2³¹ = 12459275051621 is a prime.

It is a super-2 number, since 2×12461422535269² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12461422535249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230711267634 + 6230711267635.

It is an arithmetic number, because the mean of its divisors is an integer number (6230711267635).

Almost surely, 2^{12461422535269} is an apocalyptic number.

It is an amenable number.

12461422535269 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461422535269 is an equidigital number, since it uses as much as digits as its factorization.

12461422535269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6220800, while the sum is 52.

The spelling of 12461422535269 in words is "twelve trillion, four hundred sixty-one billion, four hundred twenty-two million, five hundred thirty-five thousand, two hundred sixty-nine".