225133023 has 24 divisors (see below), whose sum is σ = 322281232. Its totient is φ = 139751424.

The previous prime is 225133021. The next prime is 225133081. The reversal of 225133023 is 320331522.

It is not a de Polignac number, because 225133023 - 2¹ = 225133021 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 (225133021) 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 23 ways as a sum of consecutive naturals, for example, 82761 + ... + 85437.

Almost surely, 2^225133023 is an apocalyptic number.

225133023 is a deficient number, since it is larger than the sum of its proper divisors (97148209).

225133023 is a wasteful number, since it uses less digits than its factorization.

225133023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811 (or 2794 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 225133023 is about 15004.4334448189. The cubic root of 225133023 is about 608.3400385742.

Adding to 225133023 its reverse (320331522), we get a palindrome (545464545).

The spelling of 225133023 in words is "two hundred twenty-five million, one hundred thirty-three thousand, twenty-three".