12328089 has 8 divisors (see below), whose sum is σ = 16460640. Its totient is φ = 8207136.

The previous prime is 12328087. The next prime is 12328117. The reversal of 12328089 is 98082321.

12328089 is digitally balanced in base 2 and base 4, because in such bases 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 not a de Polignac number, because 12328089 - 2¹ = 12328087 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12328087) 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, 4 + ... + 4965.

It is an arithmetic number, because the mean of its divisors is an integer number (2057580).

Almost surely, 2^12328089 is an apocalyptic number.

It is an amenable number.

12328089 is a deficient number, since it is larger than the sum of its proper divisors (4132551).

12328089 is an equidigital number, since it uses as much as digits as its factorization.

12328089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 12328089 is about 3511.1378497575. The cubic root of 12328089 is about 231.0106065106.

The spelling of 12328089 in words is "twelve million, three hundred twenty-eight thousand, eighty-nine".