12522529 has 2 divisors, whose sum is σ = 12522530. Its totient is φ = 12522528.

The previous prime is 12522487. The next prime is 12522541. The reversal of 12522529 is 92522521.

12522529 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10497600 + 2024929 = 3240^2 + 1423^2 .

It is a cyclic number.

It is not a de Polignac number, because 12522529 - 2⁷ = 12522401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12522497 and 12522506.

It is not a weakly prime, because it can be changed into another prime (12522599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261264 + 6261265.

It is an arithmetic number, because the mean of its divisors is an integer number (6261265).

Almost surely, 2^12522529 is an apocalyptic number.

It is an amenable number.

12522529 is a deficient number, since it is larger than the sum of its proper divisors (1).

12522529 is an equidigital number, since it uses as much as digits as its factorization.

12522529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 12522529 is about 3538.7185533749. The cubic root of 12522529 is about 232.2187851401.

The spelling of 12522529 in words is "twelve million, five hundred twenty-two thousand, five hundred twenty-nine".