225243234241 has 2 divisors, whose sum is σ = 225243234242. Its totient is φ = 225243234240.

The previous prime is 225243234193. The next prime is 225243234313. The reversal of 225243234241 is 142432342522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223298777025 + 1944457216 = 472545^2 + 44096^2 .

It is a cyclic number.

It is not a de Polignac number, because 225243234241 - 2⁹ = 225243233729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225243234197 and 225243234206.

It is not a weakly prime, because it can be changed into another prime (225243234841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112621617120 + 112621617121.

It is an arithmetic number, because the mean of its divisors is an integer number (112621617121).

Almost surely, 2^225243234241 is an apocalyptic number.

It is an amenable number.

225243234241 is a deficient number, since it is larger than the sum of its proper divisors (1).

225243234241 is an equidigital number, since it uses as much as digits as its factorization.

225243234241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 34.

Adding to 225243234241 its reverse (142432342522), we get a palindrome (367675576763).

The spelling of 225243234241 in words is "two hundred twenty-five billion, two hundred forty-three million, two hundred thirty-four thousand, two hundred forty-one".