225163 has 2 divisors, whose sum is σ = 225164. Its totient is φ = 225162.

The previous prime is 225161. The next prime is 225167. The reversal of 225163 is 361522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225163 - 2¹ = 225161 is a prime.

Together with 225161, it forms a pair of twin primes.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 225163.

It is not a weakly prime, because it can be changed into another prime (225161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112581 + 112582.

It is an arithmetic number, because the mean of its divisors is an integer number (112582).

2²²⁵¹⁶³ is an apocalyptic number.

225163 is a deficient number, since it is larger than the sum of its proper divisors (1).

225163 is an equidigital number, since it uses as much as digits as its factorization.

225163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 19.

The square root of 225163 is about 474.5134350047. The cubic root of 225163 is about 60.8367038019.

Adding to 225163 its reverse (361522), we get a palindrome (586685).

The spelling of 225163 in words is "two hundred twenty-five thousand, one hundred sixty-three".