1042044043 has 2 divisors, whose sum is σ = 1042044044. Its totient is φ = 1042044042.

The previous prime is 1042044041. The next prime is 1042044071. The reversal of 1042044043 is 3404402401.

1042044043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3404402401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042044043 - 2¹ = 1042044041 is a prime.

Together with 1042044041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1042044041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521022021 + 521022022.

It is an arithmetic number, because the mean of its divisors is an integer number (521022022).

Almost surely, 2^1042044043 is an apocalyptic number.

1042044043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042044043 is an equidigital number, since it uses as much as digits as its factorization.

1042044043 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1042044043 is about 32280.7069780078. The cubic root of 1042044043 is about 1013.8227327003.

Adding to 1042044043 its reverse (3404402401), we get a palindrome (4446446444).

The spelling of 1042044043 in words is "one billion, forty-two million, forty-four thousand, forty-three".