11266671111 has 4 divisors (see below), whose sum is σ = 15022228152. Its totient is φ = 7511114072.

The previous prime is 11266671109. The next prime is 11266671127. The reversal of 11266671111 is 11117666211.

It is a happy number.

11266671111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11266671111 - 2¹ = 11266671109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11266671811) 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 3 ways as a sum of consecutive naturals, for example, 1877778516 + ... + 1877778521.

It is an arithmetic number, because the mean of its divisors is an integer number (3755557038).

Almost surely, 2^11266671111 is an apocalyptic number.

11266671111 is a deficient number, since it is larger than the sum of its proper divisors (3755557041).

11266671111 is an equidigital number, since it uses as much as digits as its factorization.

11266671111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755557040.

The product of its digits is 3024, while the sum is 33.

The spelling of 11266671111 in words is "eleven billion, two hundred sixty-six million, six hundred seventy-one thousand, one hundred eleven".