11011134143 has 4 divisors (see below), whose sum is σ = 11036564448. Its totient is φ = 10985703840.

The previous prime is 11011134133. The next prime is 11011134203. The reversal of 11011134143 is 34143111011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011134143 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 (11011134133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12714503 + ... + 12715368.

It is an arithmetic number, because the mean of its divisors is an integer number (2759141112).

Almost surely, 2^11011134143 is an apocalyptic number.

11011134143 is a deficient number, since it is larger than the sum of its proper divisors (25430305).

11011134143 is an equidigital number, since it uses as much as digits as its factorization.

11011134143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25430304.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11011134143 its reverse (34143111011), we get a palindrome (45154245154).

The spelling of 11011134143 in words is "eleven billion, eleven million, one hundred thirty-four thousand, one hundred forty-three".