13121246001263 has 2 divisors, whose sum is σ = 13121246001264. Its totient is φ = 13121246001262.

The previous prime is 13121246001221. The next prime is 13121246001289. The reversal of 13121246001263 is 36210064212131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13121246001263 - 2²⁸ = 13120977565807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13121246004263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560623000631 + 6560623000632.

It is an arithmetic number, because the mean of its divisors is an integer number (6560623000632).

Almost surely, 2^{13121246001263} is an apocalyptic number.

13121246001263 is a deficient number, since it is larger than the sum of its proper divisors (1).

13121246001263 is an equidigital number, since it uses as much as digits as its factorization.

13121246001263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 13121246001263 in words is "thirteen trillion, one hundred twenty-one billion, two hundred forty-six million, one thousand, two hundred sixty-three".