12430340043 has 24 divisors (see below), whose sum is σ = 18225375168. Its totient is φ = 7530270000.

The previous prime is 12430340009. The next prime is 12430340047. The reversal of 12430340043 is 34004303421.

It is not a de Polignac number, because 12430340043 - 2²⁰ = 12429291467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12430339995 and 12430340022.

It is not an unprimeable number, because it can be changed into a prime (12430340047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1028908 + ... + 1040918.

It is an arithmetic number, because the mean of its divisors is an integer number (759390632).

Almost surely, 2^12430340043 is an apocalyptic number.

12430340043 is a deficient number, since it is larger than the sum of its proper divisors (5795035125).

12430340043 is a wasteful number, since it uses less digits than its factorization.

12430340043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14887 (or 14876 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12430340043 its reverse (34004303421), we get a palindrome (46434643464).

The spelling of 12430340043 in words is "twelve billion, four hundred thirty million, three hundred forty thousand, forty-three".