125225 has 6 divisors (see below), whose sum is σ = 155310. Its totient is φ = 100160.

The previous prime is 125221. The next prime is 125231. The reversal of 125225 is 522521.

It can be written as a sum of positive squares in 3 ways, for example, as 6889 + 118336 = 83^2 + 344^2 .

It is not a de Polignac number, because 125225 - 2² = 125221 is a prime.

125225 is a modest number, since divided by 225 gives 125 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (125221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2480 + ... + 2529.

It is an arithmetic number, because the mean of its divisors is an integer number (25885).

2¹²⁵²²⁵ is an apocalyptic number.

It is an amenable number.

125225 is a deficient number, since it is larger than the sum of its proper divisors (30085).

125225 is an equidigital number, since it uses as much as digits as its factorization.

125225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019 (or 5014 counting only the distinct ones).

The product of its digits is 200, while the sum is 17.

The square root of 125225 is about 353.8714455844. The cubic root of 125225 is about 50.0299820180.

Adding to 125225 its reverse (522521), we get a palindrome (647746).

The spelling of 125225 in words is "one hundred twenty-five thousand, two hundred twenty-five".