225134453 has 8 divisors (see below), whose sum is σ = 233448600. Its totient is φ = 216857088.

The previous prime is 225134447. The next prime is 225134473. The reversal of 225134453 is 354431522.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9690769 + 215443684 = 3113^2 + 14678^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225134453 - 2¹⁰ = 225133429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225134423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3593 + ... + 21521.

It is an arithmetic number, because the mean of its divisors is an integer number (29181075).

Almost surely, 2^225134453 is an apocalyptic number.

It is an amenable number.

225134453 is a deficient number, since it is larger than the sum of its proper divisors (8314147).

225134453 is a wasteful number, since it uses less digits than its factorization.

225134453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18391.

The product of its digits is 14400, while the sum is 29.

The square root of 225134453 is about 15004.4810973256. The cubic root of 225134453 is about 608.3413265896.

Adding to 225134453 its reverse (354431522), we get a palindrome (579565975).

The spelling of 225134453 in words is "two hundred twenty-five million, one hundred thirty-four thousand, four hundred fifty-three".