125254225 has 6 divisors (see below), whose sum is σ = 155315270. Its totient is φ = 100203360.

The previous prime is 125254187. The next prime is 125254237. The reversal of 125254225 is 522452521.

It can be written as a sum of positive squares in 3 ways, for example, as 17073424 + 108180801 = 4132^2 + 10401^2 .

It is not a de Polignac number, because 125254225 - 2⁷ = 125254097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125254193 and 125254202.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2505060 + ... + 2505109.

Almost surely, 2^125254225 is an apocalyptic number.

It is an amenable number.

125254225 is a deficient number, since it is larger than the sum of its proper divisors (30061045).

125254225 is an equidigital number, since it uses as much as digits as its factorization.

125254225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010179 (or 5010174 counting only the distinct ones).

The product of its digits is 8000, while the sum is 28.

The square root of 125254225 is about 11191.7034002872. The cubic root of 125254225 is about 500.3387371292.

The spelling of 125254225 in words is "one hundred twenty-five million, two hundred fifty-four thousand, two hundred twenty-five".