12003340309 has 8 divisors (see below), whose sum is σ = 12036791520. Its totient is φ = 11969928816.

The previous prime is 12003340273. The next prime is 12003340313. The reversal of 12003340309 is 90304330021.

It is a happy number.

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 12003340309 - 2¹¹ = 12003338261 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 (12003340009) 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, 656242 + ... + 674284.

It is an arithmetic number, because the mean of its divisors is an integer number (1504598940).

Almost surely, 2^12003340309 is an apocalyptic number.

It is an amenable number.

12003340309 is a deficient number, since it is larger than the sum of its proper divisors (33451211).

12003340309 is a wasteful number, since it uses less digits than its factorization.

12003340309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19859.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 12003340309 in words is "twelve billion, three million, three hundred forty thousand, three hundred nine".