13312355255461 has 2 divisors, whose sum is σ = 13312355255462. Its totient is φ = 13312355255460.

The previous prime is 13312355255399. The next prime is 13312355255467. The reversal of 13312355255461 is 16455255321331.

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., 13098384250561 + 213971004900 = 3619169^2 + 462570^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312355255461 - 2²¹ = 13312353158309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312355255467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656177627730 + 6656177627731.

It is an arithmetic number, because the mean of its divisors is an integer number (6656177627731).

Almost surely, 2^{13312355255461} is an apocalyptic number.

It is an amenable number.

13312355255461 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312355255461 is an equidigital number, since it uses as much as digits as its factorization.

13312355255461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620000, while the sum is 46.

The spelling of 13312355255461 in words is "thirteen trillion, three hundred twelve billion, three hundred fifty-five million, two hundred fifty-five thousand, four hundred sixty-one".