225543051 has 6 divisors (see below), whose sum is σ = 325784420. Its totient is φ = 150362028.

The previous prime is 225543049. The next prime is 225543067. The reversal of 225543051 is 150345522.

It is a happy number.

225543051 is a `hidden beast` number, since 225 + 5 + 430 + 5 + 1 = 666.

225543051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225543051 - 2¹ = 225543049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225543001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12530161 + ... + 12530178.

Almost surely, 2^225543051 is an apocalyptic number.

225543051 is a deficient number, since it is larger than the sum of its proper divisors (100241369).

225543051 is a wasteful number, since it uses less digits than its factorization.

225543051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25060345 (or 25060342 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 225543051 is about 15018.0907907763. The cubic root of 225543051 is about 608.7091317273.

Adding to 225543051 its reverse (150345522), we get a palindrome (375888573).

The spelling of 225543051 in words is "two hundred twenty-five million, five hundred forty-three thousand, fifty-one".