12535239 has 8 divisors (see below), whose sum is σ = 17696880. Its totient is φ = 7865216.

The previous prime is 12535219. The next prime is 12535247. The reversal of 12535239 is 93253521.

12535239 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12535239 - 2⁷ = 12535111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12535219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122844 + ... + 122945.

It is an arithmetic number, because the mean of its divisors is an integer number (2212110).

Almost surely, 2^12535239 is an apocalyptic number.

12535239 is a deficient number, since it is larger than the sum of its proper divisors (5161641).

12535239 is a wasteful number, since it uses less digits than its factorization.

12535239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245809.

The product of its digits is 8100, while the sum is 30.

The square root of 12535239 is about 3540.5139457429. The cubic root of 12535239 is about 232.2973236621.

The spelling of 12535239 in words is "twelve million, five hundred thirty-five thousand, two hundred thirty-nine".