1042044023 has 2 divisors, whose sum is σ = 1042044024. Its totient is φ = 1042044022.

The previous prime is 1042044007. The next prime is 1042044041. The reversal of 1042044023 is 3204402401.

It is a weak prime.

It is an emirp because it is prime and its reverse (3204402401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042044023 - 2⁴ = 1042044007 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1042043986 and 1042044004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042044043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521022011 + 521022012.

It is an arithmetic number, because the mean of its divisors is an integer number (521022012).

Almost surely, 2^1042044023 is an apocalyptic number.

1042044023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042044023 is an equidigital number, since it uses as much as digits as its factorization.

1042044023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1042044023 is about 32280.7066682252. The cubic root of 1042044023 is about 1013.8227262142.

Adding to 1042044023 its reverse (3204402401), we get a palindrome (4246446424).

The spelling of 1042044023 in words is "one billion, forty-two million, forty-four thousand, twenty-three".