412321043443 has 2 divisors, whose sum is σ = 412321043444. Its totient is φ = 412321043442.

The previous prime is 412321043441. The next prime is 412321043471. The reversal of 412321043443 is 344340123214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 412321043443 - 2¹ = 412321043441 is a prime.

Together with 412321043441, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (412321043441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206160521721 + 206160521722.

It is an arithmetic number, because the mean of its divisors is an integer number (206160521722).

Almost surely, 2^412321043443 is an apocalyptic number.

412321043443 is a deficient number, since it is larger than the sum of its proper divisors (1).

412321043443 is an equidigital number, since it uses as much as digits as its factorization.

412321043443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 412321043443 its reverse (344340123214), we get a palindrome (756661166657).

The spelling of 412321043443 in words is "four hundred twelve billion, three hundred twenty-one million, forty-three thousand, four hundred forty-three".