125035025 has 12 divisors (see below), whose sum is σ = 159234972. Its totient is φ = 97323840.

The previous prime is 125035021. The next prime is 125035073. The reversal of 125035025 is 520530521.

It can be written as a sum of positive squares in 6 ways, for example, as 20647936 + 104387089 = 4544^2 + 10217^2 .

It is not a de Polignac number, because 125035025 - 2² = 125035021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125035021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66662 + ... + 68511.

It is an arithmetic number, because the mean of its divisors is an integer number (13269581).

Almost surely, 2^125035025 is an apocalyptic number.

It is an amenable number.

125035025 is a deficient number, since it is larger than the sum of its proper divisors (34199947).

125035025 is a wasteful number, since it uses less digits than its factorization.

125035025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135220 (or 135215 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 125035025 is about 11181.9061434086. The cubic root of 125035025 is about 500.0466956389.

Adding to 125035025 its reverse (520530521), we get a palindrome (645565546).

The spelling of 125035025 in words is "one hundred twenty-five million, thirty-five thousand, twenty-five".