11225118 has 8 divisors (see below), whose sum is σ = 22450248. Its totient is φ = 3741704.

The previous prime is 11225099. The next prime is 11225129. The reversal of 11225118 is 81152211.

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

11225118 is an admirable number.

It is a super-2 number, since 2×11225118² = 252006548227848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11225094 and 11225103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935421 + ... + 935432.

It is an arithmetic number, because the mean of its divisors is an integer number (2806281).

Almost surely, 2^11225118 is an apocalyptic number.

11225118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11225118 is a wasteful number, since it uses less digits than its factorization.

11225118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870858.

The product of its digits is 160, while the sum is 21.

The square root of 11225118 is about 3350.3907234829. The cubic root of 11225118 is about 223.9049208516.

Adding to 11225118 its reverse (81152211), we get a palindrome (92377329).

The spelling of 11225118 in words is "eleven million, two hundred twenty-five thousand, one hundred eighteen".