12589529 has 2 divisors, whose sum is σ = 12589530. Its totient is φ = 12589528.

The previous prime is 12589483. The next prime is 12589531. The reversal of 12589529 is 92598521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12588304 + 1225 = 3548^2 + 35^2 .

It is a cyclic number.

It is not a de Polignac number, because 12589529 - 2⁸ = 12589273 is a prime.

Together with 12589531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12589559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6294764 + 6294765.

It is an arithmetic number, because the mean of its divisors is an integer number (6294765).

Almost surely, 2^12589529 is an apocalyptic number.

It is an amenable number.

12589529 is a deficient number, since it is larger than the sum of its proper divisors (1).

12589529 is an equidigital number, since it uses as much as digits as its factorization.

12589529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 41.

The square root of 12589529 is about 3548.1726282694. The cubic root of 12589529 is about 232.6321998389.

The spelling of 12589529 in words is "twelve million, five hundred eighty-nine thousand, five hundred twenty-nine".