11143161133 has 8 divisors (see below), whose sum is σ = 12001399200. Its totient is φ = 10285076208.

The previous prime is 11143161077. The next prime is 11143161137. The reversal of 11143161133 is 33116134111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143161133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11143161098 and 11143161107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143161137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145578 + ... + 208516.

It is an arithmetic number, because the mean of its divisors is an integer number (1500174900).

Almost surely, 2^11143161133 is an apocalyptic number.

11143161133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11143161133 is a deficient number, since it is larger than the sum of its proper divisors (858238067).

11143161133 is a wasteful number, since it uses less digits than its factorization.

11143161133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76571.

The product of its digits is 648, while the sum is 25.

Adding to 11143161133 its reverse (33116134111), we get a palindrome (44259295244).

The spelling of 11143161133 in words is "eleven billion, one hundred forty-three million, one hundred sixty-one thousand, one hundred thirty-three".