12593587729 has 2 divisors, whose sum is σ = 12593587730. Its totient is φ = 12593587728.

The previous prime is 12593587723. The next prime is 12593587753. The reversal of 12593587729 is 92778539521.

It is a happy number.

12593587729 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., 12527653329 + 65934400 = 111927^2 + 8120^2 .

It is a cyclic number.

It is not a de Polignac number, because 12593587729 - 2²¹ = 12591490577 is a prime.

It is not a weakly prime, because it can be changed into another prime (12593587723) 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, 6296793864 + 6296793865.

It is an arithmetic number, because the mean of its divisors is an integer number (6296793865).

Almost surely, 2^12593587729 is an apocalyptic number.

It is an amenable number.

12593587729 is a deficient number, since it is larger than the sum of its proper divisors (1).

12593587729 is an equidigital number, since it uses as much as digits as its factorization.

12593587729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9525600, while the sum is 58.

The spelling of 12593587729 in words is "twelve billion, five hundred ninety-three million, five hundred eighty-seven thousand, seven hundred twenty-nine".