13321006522787 has 2 divisors, whose sum is σ = 13321006522788. Its totient is φ = 13321006522786.

The previous prime is 13321006522739. The next prime is 13321006522793. The reversal of 13321006522787 is 78722560012331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13321006522787 - 2¹⁶ = 13321006457251 is a prime.

It is not a weakly prime, because it can be changed into another prime (13321006525787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660503261393 + 6660503261394.

It is an arithmetic number, because the mean of its divisors is an integer number (6660503261394).

Almost surely, 2^{13321006522787} is an apocalyptic number.

13321006522787 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321006522787 is an equidigital number, since it uses as much as digits as its factorization.

13321006522787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 13321006522787 in words is "thirteen trillion, three hundred twenty-one billion, six million, five hundred twenty-two thousand, seven hundred eighty-seven".