12532064569 has 2 divisors, whose sum is σ = 12532064570. Its totient is φ = 12532064568.

The previous prime is 12532064543. The next prime is 12532064683. The reversal of 12532064569 is 96546023521.

12532064569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11715248169 + 816816400 = 108237^2 + 28580^2 .

It is a cyclic number.

It is not a de Polignac number, because 12532064569 - 2¹⁷ = 12531933497 is a prime.

It is a super-2 number, since 2×12532064569² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12532064509) 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, 6266032284 + 6266032285.

It is an arithmetic number, because the mean of its divisors is an integer number (6266032285).

Almost surely, 2^12532064569 is an apocalyptic number.

It is an amenable number.

12532064569 is a deficient number, since it is larger than the sum of its proper divisors (1).

12532064569 is an equidigital number, since it uses as much as digits as its factorization.

12532064569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 12532064569 in words is "twelve billion, five hundred thirty-two million, sixty-four thousand, five hundred sixty-nine".