4002443041 has 2 divisors, whose sum is σ = 4002443042. Its totient is φ = 4002443040.

The previous prime is 4002442999. The next prime is 4002443087. The reversal of 4002443041 is 1403442004.

4002443041 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3495292641 + 507150400 = 59121^2 + 22520^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002443041 - 2²⁹ = 3465572129 is a prime.

It is not a weakly prime, because it can be changed into another prime (4002443441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001221520 + 2001221521.

It is an arithmetic number, because the mean of its divisors is an integer number (2001221521).

Almost surely, 2^4002443041 is an apocalyptic number.

It is an amenable number.

4002443041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002443041 is an equidigital number, since it uses as much as digits as its factorization.

4002443041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4002443041 is about 63264.8641901648. The cubic root of 4002443041 is about 1587.7241600177.

Adding to 4002443041 its reverse (1403442004), we get a palindrome (5405885045).

The spelling of 4002443041 in words is "four billion, two million, four hundred forty-three thousand, forty-one".