11105039227 has 4 divisors (see below), whose sum is σ = 11133012016. Its totient is φ = 11077066440.

The previous prime is 11105039189. The next prime is 11105039249. The reversal of 11105039227 is 72293050111.

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-11105039227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11105039327) 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, 13985799 + ... + 13986592.

It is an arithmetic number, because the mean of its divisors is an integer number (2783253004).

Almost surely, 2^11105039227 is an apocalyptic number.

11105039227 is a deficient number, since it is larger than the sum of its proper divisors (27972789).

11105039227 is an equidigital number, since it uses as much as digits as its factorization.

11105039227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27972788.

The product of its (nonzero) digits is 3780, while the sum is 31.

Adding to 11105039227 its reverse (72293050111), we get a palindrome (83398089338).

The spelling of 11105039227 in words is "eleven billion, one hundred five million, thirty-nine thousand, two hundred twenty-seven".