11171226 has 32 divisors (see below), whose sum is σ = 24527808. Its totient is φ = 3363840.

The previous prime is 11171207. The next prime is 11171239. The reversal of 11171226 is 62217111.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 12300 + ... + 13176.

It is an arithmetic number, because the mean of its divisors is an integer number (766494).

Almost surely, 2^11171226 is an apocalyptic number.

11171226 is an abundant number, since it is smaller than the sum of its proper divisors (13356582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11171226 is a wasteful number, since it uses less digits than its factorization.

11171226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086.

The product of its digits is 168, while the sum is 21.

The square root of 11171226 is about 3342.3384029748. The cubic root of 11171226 is about 223.5460219828.

Adding to 11171226 its reverse (62217111), we get a palindrome (73388337).

The spelling of 11171226 in words is "eleven million, one hundred seventy-one thousand, two hundred twenty-six".