4423320043 has 4 divisors (see below), whose sum is σ = 4424439040. Its totient is φ = 4422201048.

The previous prime is 4423320017. The next prime is 4423320053. The reversal of 4423320043 is 3400233244.

4423320043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4423320043 - 2¹⁷ = 4423188971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4423320053) 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, 553548 + ... + 561481.

It is an arithmetic number, because the mean of its divisors is an integer number (1106109760).

Almost surely, 2^4423320043 is an apocalyptic number.

4423320043 is a deficient number, since it is larger than the sum of its proper divisors (1118997).

4423320043 is a wasteful number, since it uses less digits than its factorization.

4423320043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118996.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 4423320043 is about 66508.0449494646. The cubic root of 4423320043 is about 1641.5323822972.

Adding to 4423320043 its reverse (3400233244), we get a palindrome (7823553287).

The spelling of 4423320043 in words is "four billion, four hundred twenty-three million, three hundred twenty thousand, forty-three".