11141432011 has 4 divisors (see below), whose sum is σ = 11199159832. Its totient is φ = 11083704192.

The previous prime is 11141431979. The next prime is 11141432017. The reversal of 11141432011 is 11023414111.

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

It is a cyclic number.

It is not a de Polignac number, because 11141432011 - 2⁵ = 11141431979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11141432011.

It is not an unprimeable number, because it can be changed into a prime (11141432017) 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, 28863621 + ... + 28864006.

It is an arithmetic number, because the mean of its divisors is an integer number (2799789958).

Almost surely, 2^11141432011 is an apocalyptic number.

11141432011 is a deficient number, since it is larger than the sum of its proper divisors (57727821).

11141432011 is an equidigital number, since it uses as much as digits as its factorization.

11141432011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57727820.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11141432011 its reverse (11023414111), we get a palindrome (22164846122).

The spelling of 11141432011 in words is "eleven billion, one hundred forty-one million, four hundred thirty-two thousand, eleven".