13456324529 has 2 divisors, whose sum is σ = 13456324530. Its totient is φ = 13456324528.

The previous prime is 13456324493. The next prime is 13456324537. The reversal of 13456324529 is 92542365431.

It is a happy number.

13456324529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13444866304 + 11458225 = 115952^2 + 3385^2 .

It is a cyclic number.

It is not a de Polignac number, because 13456324529 - 2¹⁶ = 13456258993 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13456324529.

It is not a weakly prime, because it can be changed into another prime (13456324559) 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, 6728162264 + 6728162265.

It is an arithmetic number, because the mean of its divisors is an integer number (6728162265).

Almost surely, 2^13456324529 is an apocalyptic number.

It is an amenable number.

13456324529 is a deficient number, since it is larger than the sum of its proper divisors (1).

13456324529 is an equidigital number, since it uses as much as digits as its factorization.

13456324529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 44.

The spelling of 13456324529 in words is "thirteen billion, four hundred fifty-six million, three hundred twenty-four thousand, five hundred twenty-nine".