12396529 has 4 divisors (see below), whose sum is σ = 12571200. Its totient is φ = 12221860.

The previous prime is 12396511. The next prime is 12396533. The reversal of 12396529 is 92569321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12396529 - 2⁷ = 12396401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12396589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87229 + ... + 87370.

It is an arithmetic number, because the mean of its divisors is an integer number (3142800).

Almost surely, 2^12396529 is an apocalyptic number.

It is an amenable number.

12396529 is a deficient number, since it is larger than the sum of its proper divisors (174671).

12396529 is an equidigital number, since it uses as much as digits as its factorization.

12396529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174670.

The product of its digits is 29160, while the sum is 37.

The square root of 12396529 is about 3520.8704889558. The cubic root of 12396529 is about 231.4373068280.

The spelling of 12396529 in words is "twelve million, three hundred ninety-six thousand, five hundred twenty-nine".