4040444041 has 4 divisors (see below), whose sum is σ = 4040582400. Its totient is φ = 4040305684.

The previous prime is 4040444039. The next prime is 4040444047. The reversal of 4040444041 is 1404440404.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4040444041 - 2¹ = 4040444039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4040443997 and 4040444015.

It is not an unprimeable number, because it can be changed into a prime (4040444047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6361 + ... + 90118.

It is an arithmetic number, because the mean of its divisors is an integer number (1010145600).

Almost surely, 2^4040444041 is an apocalyptic number.

It is an amenable number.

4040444041 is a deficient number, since it is larger than the sum of its proper divisors (138359).

4040444041 is an equidigital number, since it uses as much as digits as its factorization.

4040444041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138358.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 4040444041 is about 63564.4872629364. The cubic root of 4040444041 is about 1592.7331971222.

Adding to 4040444041 its reverse (1404440404), we get a palindrome (5444884445).

The spelling of 4040444041 in words is "four billion, forty million, four hundred forty-four thousand, forty-one".