4143243043 has 4 divisors (see below), whose sum is σ = 4386963240. Its totient is φ = 3899522848.

The previous prime is 4143243019. The next prime is 4143243059. The reversal of 4143243043 is 3403423414.

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

It is a cyclic number.

It is not a de Polignac number, because 4143243043 - 2²¹ = 4141145891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4143243073) 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, 121860073 + ... + 121860106.

It is an arithmetic number, because the mean of its divisors is an integer number (1096740810).

Almost surely, 2^4143243043 is an apocalyptic number.

4143243043 is a deficient number, since it is larger than the sum of its proper divisors (243720197).

4143243043 is a wasteful number, since it uses less digits than its factorization.

4143243043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243720196.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 4143243043 is about 64368.0281117885. The cubic root of 4143243043 is about 1606.1279381615.

Adding to 4143243043 its reverse (3403423414), we get a palindrome (7546666457).

The spelling of 4143243043 in words is "four billion, one hundred forty-three million, two hundred forty-three thousand, forty-three".