12841943 has 2 divisors, whose sum is σ = 12841944. Its totient is φ = 12841942.

The previous prime is 12841921. The next prime is 12841949. The reversal of 12841943 is 34914821.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12841943 - 2⁶ = 12841879 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12841949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6420971 + 6420972.

It is an arithmetic number, because the mean of its divisors is an integer number (6420972).

Almost surely, 2^12841943 is an apocalyptic number.

12841943 is a deficient number, since it is larger than the sum of its proper divisors (1).

12841943 is an equidigital number, since it uses as much as digits as its factorization.

12841943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 12841943 is about 3583.5656823895. The cubic root of 12841943 is about 234.1766448104.

The spelling of 12841943 in words is "twelve million, eight hundred forty-one thousand, nine hundred forty-three".