11433320143 has 16 divisors (see below), whose sum is σ = 13185469440. Its totient is φ = 9711093600.

The previous prime is 11433320141. The next prime is 11433320153. The reversal of 11433320143 is 34102333411.

It is a cyclic number.

It is not a de Polignac number, because 11433320143 - 2¹ = 11433320141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11433320141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650653 + ... + 667993.

It is an arithmetic number, because the mean of its divisors is an integer number (824091840).

Almost surely, 2^11433320143 is an apocalyptic number.

11433320143 is a deficient number, since it is larger than the sum of its proper divisors (1752149297).

11433320143 is a wasteful number, since it uses less digits than its factorization.

11433320143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18198.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 11433320143 its reverse (34102333411), we get a palindrome (45535653554).

The spelling of 11433320143 in words is "eleven billion, four hundred thirty-three million, three hundred twenty thousand, one hundred forty-three".