13247467529 has 2 divisors, whose sum is σ = 13247467530. Its totient is φ = 13247467528.

The previous prime is 13247467507. The next prime is 13247467547. The reversal of 13247467529 is 92576474231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13035473929 + 211993600 = 114173^2 + 14560^2 .

It is a cyclic number.

It is not a de Polignac number, because 13247467529 - 2²⁴ = 13230690313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13247467229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6623733764 + 6623733765.

It is an arithmetic number, because the mean of its divisors is an integer number (6623733765).

Almost surely, 2^13247467529 is an apocalyptic number.

It is an amenable number.

13247467529 is a deficient number, since it is larger than the sum of its proper divisors (1).

13247467529 is an equidigital number, since it uses as much as digits as its factorization.

13247467529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 50.

The spelling of 13247467529 in words is "thirteen billion, two hundred forty-seven million, four hundred sixty-seven thousand, five hundred twenty-nine".