225103045 has 4 divisors (see below), whose sum is σ = 270123660. Its totient is φ = 180082432.

The previous prime is 225103033. The next prime is 225103097. The reversal of 225103045 is 540301522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40170244 + 184932801 = 6338^2 + 13599^2 .

It is a cyclic number.

It is not a de Polignac number, because 225103045 - 2⁹ = 225102533 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22510300 + ... + 22510309.

It is an arithmetic number, because the mean of its divisors is an integer number (67530915).

Almost surely, 2^225103045 is an apocalyptic number.

It is an amenable number.

225103045 is a deficient number, since it is larger than the sum of its proper divisors (45020615).

225103045 is an equidigital number, since it uses as much as digits as its factorization.

225103045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45020614.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 225103045 is about 15003.4344401540. The cubic root of 225103045 is about 608.3130358316.

Adding to 225103045 its reverse (540301522), we get a palindrome (765404567).

The spelling of 225103045 in words is "two hundred twenty-five million, one hundred three thousand, forty-five".