1043423443 has 2 divisors, whose sum is σ = 1043423444. Its totient is φ = 1043423442.

The previous prime is 1043423431. The next prime is 1043423449. The reversal of 1043423443 is 3443243401.

1043423443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1043423443 - 2⁵ = 1043423411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043423449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521711721 + 521711722.

It is an arithmetic number, because the mean of its divisors is an integer number (521711722).

Almost surely, 2^1043423443 is an apocalyptic number.

1043423443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043423443 is an equidigital number, since it uses as much as digits as its factorization.

1043423443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 1043423443 is about 32302.0656150655. The cubic root of 1043423443 is about 1014.2698828534.

Adding to 1043423443 its reverse (3443243401), we get a palindrome (4486666844).

The spelling of 1043423443 in words is "one billion, forty-three million, four hundred twenty-three thousand, four hundred forty-three".