4423442143 has 4 divisors (see below), whose sum is σ = 4683644640. Its totient is φ = 4163239648.

The previous prime is 4423442099. The next prime is 4423442161. The reversal of 4423442143 is 3412443244.

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 4423442143 - 2¹⁷ = 4423311071 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 (4423442183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130101223 + ... + 130101256.

It is an arithmetic number, because the mean of its divisors is an integer number (1170911160).

Almost surely, 2^4423442143 is an apocalyptic number.

4423442143 is a deficient number, since it is larger than the sum of its proper divisors (260202497).

4423442143 is a wasteful number, since it uses less digits than its factorization.

4423442143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260202496.

The product of its digits is 36864, while the sum is 31.

The square root of 4423442143 is about 66508.9628771942. The cubic root of 4423442143 is about 1641.5474862808.

Adding to 4423442143 its reverse (3412443244), we get a palindrome (7835885387).

The spelling of 4423442143 in words is "four billion, four hundred twenty-three million, four hundred forty-two thousand, one hundred forty-three".