11434340043 has 12 divisors (see below), whose sum is σ = 18875736048. Its totient is φ = 6533908560.

The previous prime is 11434339933. The next prime is 11434340051. The reversal of 11434340043 is 34004343411.

11434340043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11434340043 - 2¹⁶ = 11434274507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11434339989 and 11434340016.

It is not an unprimeable number, because it can be changed into a prime (11434340143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90748668 + ... + 90748793.

It is an arithmetic number, because the mean of its divisors is an integer number (1572978004).

Almost surely, 2^11434340043 is an apocalyptic number.

11434340043 is a deficient number, since it is larger than the sum of its proper divisors (7441396005).

11434340043 is a wasteful number, since it uses less digits than its factorization.

11434340043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181497474 (or 181497471 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 11434340043 its reverse (34004343411), we get a palindrome (45438683454).

The spelling of 11434340043 in words is "eleven billion, four hundred thirty-four million, three hundred forty thousand, forty-three".