225081123 has 8 divisors (see below), whose sum is σ = 301419600. Its totient is φ = 149398368.

The previous prime is 225081113. The next prime is 225081127. The reversal of 225081123 is 321180522.

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

It is not a de Polignac number, because 225081123 - 2⁵ = 225081091 is a prime.

It is a super-2 number, since 2×225081123² = 101323023861882258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225081093 and 225081102.

It is not an unprimeable number, because it can be changed into a prime (225081127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163128 + ... + 164501.

It is an arithmetic number, because the mean of its divisors is an integer number (37677450).

Almost surely, 2^225081123 is an apocalyptic number.

225081123 is a deficient number, since it is larger than the sum of its proper divisors (76338477).

225081123 is a wasteful number, since it uses less digits than its factorization.

225081123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327861.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 225081123 is about 15002.7038563054. The cubic root of 225081123 is about 608.2932880293.

The spelling of 225081123 in words is "two hundred twenty-five million, eighty-one thousand, one hundred twenty-three".