225453045 has 16 divisors (see below), whose sum is σ = 365807232. Its totient is φ = 118547520.

The previous prime is 225453029. The next prime is 225453071. The reversal of 225453045 is 540354522.

It is not a de Polignac number, because 225453045 - 2⁴ = 225453029 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104782 + ... + 106911.

It is an arithmetic number, because the mean of its divisors is an integer number (22862952).

Almost surely, 2^225453045 is an apocalyptic number.

It is an amenable number.

225453045 is a deficient number, since it is larger than the sum of its proper divisors (140354187).

225453045 is a wasteful number, since it uses less digits than its factorization.

225453045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211772.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 225453045 is about 15015.0939058003. The cubic root of 225453045 is about 608.6281497546.

The spelling of 225453045 in words is "two hundred twenty-five million, four hundred fifty-three thousand, forty-five".