225111241 has 4 divisors (see below), whose sum is σ = 225180612. Its totient is φ = 225041872.

The previous prime is 225111217. The next prime is 225111287. The reversal of 225111241 is 142111522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 174345616 + 50765625 = 13204^2 + 7125^2 .

It is a cyclic number.

It is not a de Polignac number, because 225111241 - 2⁷ = 225111113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225111041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29566 + ... + 36391.

It is an arithmetic number, because the mean of its divisors is an integer number (56295153).

Almost surely, 2^225111241 is an apocalyptic number.

It is an amenable number.

225111241 is a deficient number, since it is larger than the sum of its proper divisors (69371).

225111241 is an equidigital number, since it uses as much as digits as its factorization.

225111241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69370.

The product of its digits is 160, while the sum is 19.

The square root of 225111241 is about 15003.7075751296. The cubic root of 225111241 is about 608.3204186329.

Adding to 225111241 its reverse (142111522), we get a palindrome (367222763).

The spelling of 225111241 in words is "two hundred twenty-five million, one hundred eleven thousand, two hundred forty-one".