11434422243 has 32 divisors (see below), whose sum is σ = 16529817600. Its totient is φ = 7006196736.

The previous prime is 11434422229. The next prime is 11434422257. The reversal of 11434422243 is 34222443411.

It is an interprime number because it is at equal distance from previous prime (11434422229) and next prime (11434422257).

It is not a de Polignac number, because 11434422243 - 2⁵ = 11434422211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11434422243.

It is not an unprimeable number, because it can be changed into a prime (11434422203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 736798 + ... + 752156.

It is an arithmetic number, because the mean of its divisors is an integer number (516556800).

Almost surely, 2^11434422243 is an apocalyptic number.

11434422243 is a deficient number, since it is larger than the sum of its proper divisors (5095395357).

11434422243 is a wasteful number, since it uses less digits than its factorization.

11434422243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15771.

The product of its digits is 18432, while the sum is 30.

Adding to 11434422243 its reverse (34222443411), we get a palindrome (45656865654).

The spelling of 11434422243 in words is "eleven billion, four hundred thirty-four million, four hundred twenty-two thousand, two hundred forty-three".