225144113 has 2 divisors, whose sum is σ = 225144114. Its totient is φ = 225144112.

The previous prime is 225144109. The next prime is 225144119. The reversal of 225144113 is 311441522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210337009 + 14807104 = 14503^2 + 3848^2 .

It is a cyclic number.

It is not a de Polignac number, because 225144113 - 2² = 225144109 is a prime.

It is not a weakly prime, because it can be changed into another prime (225144119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112572056 + 112572057.

It is an arithmetic number, because the mean of its divisors is an integer number (112572057).

Almost surely, 2^225144113 is an apocalyptic number.

It is an amenable number.

225144113 is a deficient number, since it is larger than the sum of its proper divisors (1).

225144113 is an equidigital number, since it uses as much as digits as its factorization.

225144113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960, while the sum is 23.

The square root of 225144113 is about 15004.8029977071. The cubic root of 225144113 is about 608.3500273061.

Adding to 225144113 its reverse (311441522), we get a palindrome (536585635).

It can be divided in two parts, 2251 and 44113, that added together give a palindrome (46364).

The spelling of 225144113 in words is "two hundred twenty-five million, one hundred forty-four thousand, one hundred thirteen".