12399033 has 12 divisors (see below), whose sum is σ = 16996560. Its totient is φ = 8039952.

The previous prime is 12399031. The next prime is 12399041. The reversal of 12399033 is 33099321.

It is not a de Polignac number, because 12399033 - 2¹ = 12399031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12399031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2598 + ... + 5616.

It is an arithmetic number, because the mean of its divisors is an integer number (1416380).

Almost surely, 2^12399033 is an apocalyptic number.

It is an amenable number.

12399033 is a deficient number, since it is larger than the sum of its proper divisors (4597527).

12399033 is an equidigital number, since it uses as much as digits as its factorization.

12399033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096 (or 3059 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 12399033 is about 3521.2260648814. The cubic root of 12399033 is about 231.4528886090.

The spelling of 12399033 in words is "twelve million, three hundred ninety-nine thousand, thirty-three".