12532579 has 2 divisors, whose sum is σ = 12532580. Its totient is φ = 12532578.

The previous prime is 12532577. The next prime is 12532591. The reversal of 12532579 is 97523521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12532579 - 2¹ = 12532577 is a prime.

Together with 12532577, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12532573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266289 + 6266290.

It is an arithmetic number, because the mean of its divisors is an integer number (6266290).

Almost surely, 2^12532579 is an apocalyptic number.

12532579 is a deficient number, since it is larger than the sum of its proper divisors (1).

12532579 is an equidigital number, since it uses as much as digits as its factorization.

12532579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 34.

The square root of 12532579 is about 3540.1382741356. The cubic root of 12532579 is about 232.2808911981.

The spelling of 12532579 in words is "twelve million, five hundred thirty-two thousand, five hundred seventy-nine".