125225025 has 24 divisors (see below), whose sum is σ = 207561120. Its totient is φ = 66618240.

The previous prime is 125225017. The next prime is 125225059. The reversal of 125225025 is 520522521.

It is not a de Polignac number, because 125225025 - 2³ = 125225017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125224986 and 125225004.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 31341 + ... + 35109.

It is an arithmetic number, because the mean of its divisors is an integer number (8648380).

Almost surely, 2^125225025 is an apocalyptic number.

125225025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125225025 is a deficient number, since it is larger than the sum of its proper divisors (82336095).

125225025 is a wasteful number, since it uses less digits than its factorization.

125225025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225 (or 4220 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 125225025 is about 11190.3987864598. The cubic root of 125225025 is about 500.2998534732.

Adding to 125225025 its reverse (520522521), we get a palindrome (645747546).

The spelling of 125225025 in words is "one hundred twenty-five million, two hundred twenty-five thousand, twenty-five".