6123043543 has 4 divisors (see below), whose sum is σ = 6223421368. Its totient is φ = 6022665720.

The previous prime is 6123043529. The next prime is 6123043571. The reversal of 6123043543 is 3453403216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6123043543 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 (6123043583) 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, 50188821 + ... + 50188942.

It is an arithmetic number, because the mean of its divisors is an integer number (1555855342).

Almost surely, 2^6123043543 is an apocalyptic number.

6123043543 is a deficient number, since it is larger than the sum of its proper divisors (100377825).

6123043543 is a wasteful number, since it uses less digits than its factorization.

6123043543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100377824.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 6123043543 is about 78249.8788689158. The cubic root of 6123043543 is about 1829.4580240814.

Adding to 6123043543 its reverse (3453403216), we get a palindrome (9576446759).

The spelling of 6123043543 in words is "six billion, one hundred twenty-three million, forty-three thousand, five hundred forty-three".