4031042443 has 4 divisors (see below), whose sum is σ = 4097125168. Its totient is φ = 3964959720.

The previous prime is 4031042429. The next prime is 4031042459. The reversal of 4031042443 is 3442401304.

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 4031042443 - 2¹³ = 4031034251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4031042423) 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, 33041271 + ... + 33041392.

It is an arithmetic number, because the mean of its divisors is an integer number (1024281292).

Almost surely, 2^4031042443 is an apocalyptic number.

4031042443 is a deficient number, since it is larger than the sum of its proper divisors (66082725).

4031042443 is an equidigital number, since it uses as much as digits as its factorization.

4031042443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66082724.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4031042443 is about 63490.4909651831. The cubic root of 4031042443 is about 1591.4968753627.

Adding to 4031042443 its reverse (3442401304), we get a palindrome (7473443747).

The spelling of 4031042443 in words is "four billion, thirty-one million, forty-two thousand, four hundred forty-three".