11225775 has 36 divisors (see below), whose sum is σ = 20417096. Its totient is φ = 5438400.

The previous prime is 11225741. The next prime is 11225777. The reversal of 11225775 is 57752211.

11225775 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 11225775 - 2¹⁴ = 11209391 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225777) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8457 + ... + 9693.

Almost surely, 2^11225775 is an apocalyptic number.

11225775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11225775 is a deficient number, since it is larger than the sum of its proper divisors (9191321).

11225775 is a wasteful number, since it uses less digits than its factorization.

11225775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272 (or 1256 counting only the distinct ones).

The product of its digits is 4900, while the sum is 30.

The square root of 11225775 is about 3350.4887703140. The cubic root of 11225775 is about 223.9092891104.

Adding to 11225775 its reverse (57752211), we get a palindrome (68977986).

The spelling of 11225775 in words is "eleven million, two hundred twenty-five thousand, seven hundred seventy-five".