11143343406 has 16 divisors (see below), whose sum is σ = 24001047504. Its totient is φ = 3428721024.

The previous prime is 11143343389. The next prime is 11143343417. The reversal of 11143343406 is 60434334111.

11143343406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 71431611 + ... + 71431766.

It is an arithmetic number, because the mean of its divisors is an integer number (1500065469).

Almost surely, 2^11143343406 is an apocalyptic number.

11143343406 is an abundant number, since it is smaller than the sum of its proper divisors (12857704098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11143343406 is a wasteful number, since it uses less digits than its factorization.

11143343406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142863395.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 11143343406 its reverse (60434334111), we get a palindrome (71577677517).

The spelling of 11143343406 in words is "eleven billion, one hundred forty-three million, three hundred forty-three thousand, four hundred six".