43421341003 has 6 divisors (see below), whose sum is σ = 45826955844. Its totient is φ = 41136006924.

The previous prime is 43421341001. The next prime is 43421341013. The reversal of 43421341003 is 30014312434.

It is not a de Polignac number, because 43421341003 - 2¹ = 43421341001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43421341001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60140001 + ... + 60140722.

It is an arithmetic number, because the mean of its divisors is an integer number (7637825974).

Almost surely, 2^43421341003 is an apocalyptic number.

43421341003 is a deficient number, since it is larger than the sum of its proper divisors (2405614841).

43421341003 is a wasteful number, since it uses less digits than its factorization.

43421341003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120280761 (or 120280742 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 43421341003 its reverse (30014312434), we get a palindrome (73435653437).

The spelling of 43421341003 in words is "forty-three billion, four hundred twenty-one million, three hundred forty-one thousand, three".