12502387523 has 2 divisors, whose sum is σ = 12502387524. Its totient is φ = 12502387522.

The previous prime is 12502387487. The next prime is 12502387531. The reversal of 12502387523 is 32578320521.

12502387523 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 is an emirp because it is prime and its reverse (32578320521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12502387523 - 2¹⁰ = 12502386499 is a prime.

It is not a weakly prime, because it can be changed into another prime (12502377523) 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, 6251193761 + 6251193762.

It is an arithmetic number, because the mean of its divisors is an integer number (6251193762).

Almost surely, 2^12502387523 is an apocalyptic number.

12502387523 is a deficient number, since it is larger than the sum of its proper divisors (1).

12502387523 is an equidigital number, since it uses as much as digits as its factorization.

12502387523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 12502387523 in words is "twelve billion, five hundred two million, three hundred eighty-seven thousand, five hundred twenty-three".