125653225 has 6 divisors (see below), whose sum is σ = 155810030. Its totient is φ = 100522560.

The previous prime is 125653153. The next prime is 125653271. The reversal of 125653225 is 522356521.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 14645929 + 111007296 = 3827^2 + 10536^2 .

It is not a de Polignac number, because 125653225 - 2⁷ = 125653097 is a prime.

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, 2513040 + ... + 2513089.

Almost surely, 2^125653225 is an apocalyptic number.

It is an amenable number.

125653225 is a deficient number, since it is larger than the sum of its proper divisors (30156805).

125653225 is an equidigital number, since it uses as much as digits as its factorization.

125653225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026139 (or 5026134 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 125653225 is about 11209.5149315213. The cubic root of 125653225 is about 500.8694538902.

The spelling of 125653225 in words is "one hundred twenty-five million, six hundred fifty-three thousand, two hundred twenty-five".