12309002 has 8 divisors (see below), whose sum is σ = 19266336. Its totient is φ = 5886892.

The previous prime is 12309001. The next prime is 12309013. The reversal of 12309002 is 20090321.

12309002 is digitally balanced in base 2, 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 not an unprimeable number, because it can be changed into a prime (12309001) 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, 133748 + ... + 133839.

It is an arithmetic number, because the mean of its divisors is an integer number (2408292).

Almost surely, 2^12309002 is an apocalyptic number.

12309002 is a deficient number, since it is larger than the sum of its proper divisors (6957334).

12309002 is a wasteful number, since it uses less digits than its factorization.

12309002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267612.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 12309002 is about 3508.4187321356. The cubic root of 12309002 is about 230.8913239796.

Adding to 12309002 its reverse (20090321), we get a palindrome (32399323).

The spelling of 12309002 in words is "twelve million, three hundred nine thousand, two".