125055025 has 24 divisors (see below), whose sum is σ = 163918080. Its totient is φ = 94448640.

The previous prime is 125054987. The next prime is 125055083. The reversal of 125055025 is 520550521.

It is a happy number.

It is not a de Polignac number, because 125055025 - 2⁹ = 125054513 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44049 + ... + 46801.

It is an arithmetic number, because the mean of its divisors is an integer number (6829920).

Almost surely, 2^125055025 is an apocalyptic number.

It is an amenable number.

125055025 is a deficient number, since it is larger than the sum of its proper divisors (38863055).

125055025 is a wasteful number, since it uses less digits than its factorization.

125055025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2860 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 125055025 is about 11182.8004095575. The cubic root of 125055025 is about 500.0733559040.

The spelling of 125055025 in words is "one hundred twenty-five million, fifty-five thousand, twenty-five".