225301303 has 4 divisors (see below), whose sum is σ = 225790488. Its totient is φ = 224812120.

The previous prime is 225301291. The next prime is 225301309. The reversal of 225301303 is 303103522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225301303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225301309) 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, 243901 + ... + 244822.

It is an arithmetic number, because the mean of its divisors is an integer number (56447622).

Almost surely, 2^225301303 is an apocalyptic number.

225301303 is a deficient number, since it is larger than the sum of its proper divisors (489185).

225301303 is an equidigital number, since it uses as much as digits as its factorization.

225301303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489184.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 225301303 is about 15010.0400732310. The cubic root of 225301303 is about 608.4915726382.

Adding to 225301303 its reverse (303103522), we get a palindrome (528404825).

The spelling of 225301303 in words is "two hundred twenty-five million, three hundred one thousand, three hundred three".