1042422443 has 4 divisors (see below), whose sum is σ = 1060090680. Its totient is φ = 1024754208.

The previous prime is 1042422421. The next prime is 1042422463. The reversal of 1042422443 is 3442242401.

It is a happy number.

1042422443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3442242401 = 13 ⋅264787877.

It is a cyclic number.

It is not a de Polignac number, because 1042422443 - 2¹⁴ = 1042406059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042422463) 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, 8834030 + ... + 8834147.

It is an arithmetic number, because the mean of its divisors is an integer number (265022670).

Almost surely, 2^1042422443 is an apocalyptic number.

1042422443 is a deficient number, since it is larger than the sum of its proper divisors (17668237).

1042422443 is an equidigital number, since it uses as much as digits as its factorization.

1042422443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17668236.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 1042422443 is about 32286.5675320248. The cubic root of 1042422443 is about 1013.9454351580.

Adding to 1042422443 its reverse (3442242401), we get a palindrome (4484664844).

The spelling of 1042422443 in words is "one billion, forty-two million, four hundred twenty-two thousand, four hundred forty-three".