1020432443 has 2 divisors, whose sum is σ = 1020432444. Its totient is φ = 1020432442.

The previous prime is 1020432409. The next prime is 1020432521. The reversal of 1020432443 is 3442340201.

1020432443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020432443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1020432403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510216221 + 510216222.

It is an arithmetic number, because the mean of its divisors is an integer number (510216222).

Almost surely, 2^1020432443 is an apocalyptic number.

1020432443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020432443 is an equidigital number, since it uses as much as digits as its factorization.

1020432443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1020432443 is about 31944.2082856971. The cubic root of 1020432443 is about 1006.7649466323.

Adding to 1020432443 its reverse (3442340201), we get a palindrome (4462772644).

The spelling of 1020432443 in words is "one billion, twenty million, four hundred thirty-two thousand, four hundred forty-three".