1042443002243 has 4 divisors (see below), whose sum is σ = 1042445062008. Its totient is φ = 1042440942480.

The previous prime is 1042443002213. The next prime is 1042443002257. The reversal of 1042443002243 is 3422003442401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1042443002243 - 2⁶ = 1042443002179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042443002203) 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, 312503 + ... + 1477343.

It is an arithmetic number, because the mean of its divisors is an integer number (260611265502).

Almost surely, 2^{1042443002243} is an apocalyptic number.

1042443002243 is a deficient number, since it is larger than the sum of its proper divisors (2059765).

1042443002243 is an equidigital number, since it uses as much as digits as its factorization.

1042443002243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059764.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1042443002243 its reverse (3422003442401), we get a palindrome (4464446444644).

The spelling of 1042443002243 in words is "one trillion, forty-two billion, four hundred forty-three million, two thousand, two hundred forty-three".