1043443 has 4 divisors (see below), whose sum is σ = 1104840. Its totient is φ = 982048.

The previous prime is 1043401. The next prime is 1043453. The reversal of 1043443 is 3443401.

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 1043443 - 2⁹ = 1042931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1043443.

It is not an unprimeable number, because it can be changed into a prime (1043453) 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, 30673 + ... + 30706.

It is an arithmetic number, because the mean of its divisors is an integer number (276210).

2^1043443 is an apocalyptic number.

1043443 is a deficient number, since it is larger than the sum of its proper divisors (61397).

1043443 is an equidigital number, since it uses as much as digits as its factorization.

1043443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61396.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1043443 is about 1021.4905775385. The cubic root of 1043443 is about 101.4276219671.

Adding to 1043443 its reverse (3443401), we get a palindrome (4486844).

The spelling of 1043443 in words is "one million, forty-three thousand, four hundred forty-three".