225204313 has 2 divisors, whose sum is σ = 225204314. Its totient is φ = 225204312.

The previous prime is 225204281. The next prime is 225204347. The reversal of 225204313 is 313402522.

225204313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214095424 + 11108889 = 14632^2 + 3333^2 .

It is a cyclic number.

It is not a de Polignac number, because 225204313 - 2⁵ = 225204281 is a prime.

It is not a weakly prime, because it can be changed into another prime (225204013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112602156 + 112602157.

It is an arithmetic number, because the mean of its divisors is an integer number (112602157).

Almost surely, 2^225204313 is an apocalyptic number.

It is an amenable number.

225204313 is a deficient number, since it is larger than the sum of its proper divisors (1).

225204313 is an equidigital number, since it uses as much as digits as its factorization.

225204313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 225204313 is about 15006.8088879682. The cubic root of 225204313 is about 608.4042435553.

Adding to 225204313 its reverse (313402522), we get a palindrome (538606835).

The spelling of 225204313 in words is "two hundred twenty-five million, two hundred four thousand, three hundred thirteen".