12943413 has 24 divisors (see below), whose sum is σ = 21892416. Its totient is φ = 7214400.

The previous prime is 12943397. The next prime is 12943417. The reversal of 12943413 is 31434921.

It is not a de Polignac number, because 12943413 - 2⁴ = 12943397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12943417) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78 + ... + 5088.

It is an arithmetic number, because the mean of its divisors is an integer number (912184).

Almost surely, 2^12943413 is an apocalyptic number.

It is an amenable number.

12943413 is a deficient number, since it is larger than the sum of its proper divisors (8949003).

12943413 is a wasteful number, since it uses less digits than its factorization.

12943413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5065 (or 5062 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 12943413 is about 3597.6955124079. The cubic root of 12943413 is about 234.7918059512.

The spelling of 12943413 in words is "twelve million, nine hundred forty-three thousand, four hundred thirteen".