12343143 has 8 divisors (see below), whose sum is σ = 16642800. Its totient is φ = 8136128.

The previous prime is 12343129. The next prime is 12343169. The reversal of 12343143 is 34134321.

12343143 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 12343143 - 2¹⁴ = 12326759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12343543) 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, 22848 + ... + 23381.

It is an arithmetic number, because the mean of its divisors is an integer number (2080350).

Almost surely, 2^12343143 is an apocalyptic number.

12343143 is a deficient number, since it is larger than the sum of its proper divisors (4299657).

12343143 is an equidigital number, since it uses as much as digits as its factorization.

12343143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46321.

The product of its digits is 864, while the sum is 21.

The square root of 12343143 is about 3513.2809452135. The cubic root of 12343143 is about 231.1045983451.

Adding to 12343143 its reverse (34134321), we get a palindrome (46477464).

The spelling of 12343143 in words is "twelve million, three hundred forty-three thousand, one hundred forty-three".