11133866 has 8 divisors (see below), whose sum is σ = 16735140. Its totient is φ = 5555488.

The previous prime is 11133841. The next prime is 11133907. The reversal of 11133866 is 66833111.

It can be written as a sum of positive squares in 2 ways, for example, as 8970025 + 2163841 = 2995^2 + 1471^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4451 + ... + 6486.

Almost surely, 2^11133866 is an apocalyptic number.

11133866 is a deficient number, since it is larger than the sum of its proper divisors (5601274).

11133866 is a wasteful number, since it uses less digits than its factorization.

11133866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11448.

The product of its digits is 2592, while the sum is 29.

The square root of 11133866 is about 3336.7448209295. The cubic root of 11133866 is about 223.2965415495.

Adding to 11133866 its reverse (66833111), we get a palindrome (77966977).

The spelling of 11133866 in words is "eleven million, one hundred thirty-three thousand, eight hundred sixty-six".