12547287303539 has 2 divisors, whose sum is σ = 12547287303540. Its totient is φ = 12547287303538.

The previous prime is 12547287303511. The next prime is 12547287303581. The reversal of 12547287303539 is 93530378274521.

12547287303539 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 is a cyclic number.

It is not a de Polignac number, because 12547287303539 - 2⁸ = 12547287303283 is a prime.

It is not a weakly prime, because it can be changed into another prime (12547287303589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6273643651769 + 6273643651770.

It is an arithmetic number, because the mean of its divisors is an integer number (6273643651770).

Almost surely, 2^{12547287303539} is an apocalyptic number.

12547287303539 is a deficient number, since it is larger than the sum of its proper divisors (1).

12547287303539 is an equidigital number, since it uses as much as digits as its factorization.

12547287303539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38102400, while the sum is 59.

The spelling of 12547287303539 in words is "twelve trillion, five hundred forty-seven billion, two hundred eighty-seven million, three hundred three thousand, five hundred thirty-nine".