11051225 has 12 divisors (see below), whose sum is σ = 13790784. Its totient is φ = 8784720.

The previous prime is 11051213. The next prime is 11051239. The reversal of 11051225 is 52215011.

It is not a de Polignac number, because 11051225 - 2¹⁰ = 11050201 is a prime.

It is a Duffinian number.

It is a congruent 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, 2852 + ... + 5498.

It is an arithmetic number, because the mean of its divisors is an integer number (1149232).

Almost surely, 2^11051225 is an apocalyptic number.

It is an amenable number.

11051225 is a deficient number, since it is larger than the sum of its proper divisors (2739559).

11051225 is a wasteful number, since it uses less digits than its factorization.

11051225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824 (or 2819 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 11051225 is about 3324.3382800190. The cubic root of 11051225 is about 222.7426969238.

Adding to 11051225 its reverse (52215011), we get a palindrome (63266236).

The spelling of 11051225 in words is "eleven million, fifty-one thousand, two hundred twenty-five".