11011225 has 12 divisors (see below), whose sum is σ = 13972816. Its totient is φ = 8603280.

The previous prime is 11011211. The next prime is 11011243. The reversal of 11011225 is 52211011.

11011225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11011225 - 2⁵ = 11011193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4047 + ... + 6196.

Almost surely, 2^11011225 is an apocalyptic number.

It is an amenable number.

11011225 is a deficient number, since it is larger than the sum of its proper divisors (2961591).

11011225 is a wasteful number, since it uses less digits than its factorization.

11011225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10296 (or 10291 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 11011225 is about 3318.3165912854. The cubic root of 11011225 is about 222.4736323591.

Adding to 11011225 its reverse (52211011), we get a palindrome (63222236).

It can be divided in two parts, 11011 and 225, that added together give a square (11236 = 106²).

The spelling of 11011225 in words is "eleven million, eleven thousand, two hundred twenty-five".