12335509 has 4 divisors (see below), whose sum is σ = 12350304. Its totient is φ = 12320716.

The previous prime is 12335459. The next prime is 12335513. The reversal of 12335509 is 90553321.

12335509 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 12335509 - 2⁷ = 12335381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12335809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6067 + ... + 7840.

It is an arithmetic number, because the mean of its divisors is an integer number (3087576).

Almost surely, 2^12335509 is an apocalyptic number.

It is an amenable number.

12335509 is a deficient number, since it is larger than the sum of its proper divisors (14795).

12335509 is an equidigital number, since it uses as much as digits as its factorization.

12335509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14794.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 12335509 is about 3512.1943283366. The cubic root of 12335509 is about 231.0569439146.

The spelling of 12335509 in words is "twelve million, three hundred thirty-five thousand, five hundred nine".