125063825 has 6 divisors (see below), whose sum is σ = 155079174. Its totient is φ = 100051040.

The previous prime is 125063821. The next prime is 125063831. The reversal of 125063825 is 528360521.

It can be written as a sum of positive squares in 3 ways, for example, as 2563201 + 122500624 = 1601^2 + 11068^2 .

It is not a de Polignac number, because 125063825 - 2² = 125063821 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125063791 and 125063800.

It is not an unprimeable number, because it can be changed into a prime (125063821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2501252 + ... + 2501301.

It is an arithmetic number, because the mean of its divisors is an integer number (25846529).

Almost surely, 2^125063825 is an apocalyptic number.

It is an amenable number.

125063825 is a deficient number, since it is larger than the sum of its proper divisors (30015349).

125063825 is an equidigital number, since it uses as much as digits as its factorization.

125063825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002563 (or 5002558 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 125063825 is about 11183.1938640086. The cubic root of 125063825 is about 500.0850855201.

The spelling of 125063825 in words is "one hundred twenty-five million, sixty-three thousand, eight hundred twenty-five".