125022125 has 16 divisors (see below), whose sum is σ = 158236416. Its totient is φ = 98602000.

The previous prime is 125022059. The next prime is 125022133. The reversal of 125022125 is 521220521.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-125022125 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125022097 and 125022106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1832 + ... + 15918.

It is an arithmetic number, because the mean of its divisors is an integer number (9889776).

Almost surely, 2^125022125 is an apocalyptic number.

It is an amenable number.

125022125 is a deficient number, since it is larger than the sum of its proper divisors (33214291).

125022125 is an equidigital number, since it uses as much as digits as its factorization.

125022125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14173 (or 14163 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 125022125 is about 11181.3293037993. The cubic root of 125022125 is about 500.0294982597.

Adding to 125022125 its reverse (521220521), we get a palindrome (646242646).

The spelling of 125022125 in words is "one hundred twenty-five million, twenty-two thousand, one hundred twenty-five".