12043343 has 4 divisors (see below), whose sum is σ = 12969768. Its totient is φ = 11116920.

The previous prime is 12043337. The next prime is 12043351. The reversal of 12043343 is 34334021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34334021 = 401 ⋅85621.

It is a cyclic number.

It is not a de Polignac number, because 12043343 - 2¹⁰ = 12042319 is a prime.

It is a super-2 number, since 2×12043343² = 290084221231298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043363) 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, 463193 + ... + 463218.

It is an arithmetic number, because the mean of its divisors is an integer number (3242442).

Almost surely, 2^12043343 is an apocalyptic number.

12043343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12043343 is a deficient number, since it is larger than the sum of its proper divisors (926425).

12043343 is an equidigital number, since it uses as much as digits as its factorization.

12043343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926424.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 12043343 is about 3470.3519994375. The cubic root of 12043343 is about 229.2181581412.

Adding to 12043343 its reverse (34334021), we get a palindrome (46377364).

The spelling of 12043343 in words is "twelve million, forty-three thousand, three hundred forty-three".