11111134441 has 8 divisors (see below), whose sum is σ = 12208442400. Its totient is φ = 10028360640.

The previous prime is 11111134381. The next prime is 11111134451. The reversal of 11111134441 is 14443111111.

11111134441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11111134441 - 2⁷ = 11111134313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11111134451) by changing a digit.

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, 3631936 + ... + 3634993.

It is an arithmetic number, because the mean of its divisors is an integer number (1526055300).

Almost surely, 2^11111134441 is an apocalyptic number.

11111134441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11111134441 is a deficient number, since it is larger than the sum of its proper divisors (1097307959).

11111134441 is a wasteful number, since it uses less digits than its factorization.

11111134441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7267079.

The product of its digits is 192, while the sum is 22.

Adding to 11111134441 its reverse (14443111111), we get a palindrome (25554245552).

The spelling of 11111134441 in words is "eleven billion, one hundred eleven million, one hundred thirty-four thousand, four hundred forty-one".