502120125 has 144 divisors (see below), whose sum is σ = 1039147200. Its totient is φ = 232502400.

The previous prime is 502120117. The next prime is 502120127. The reversal of 502120125 is 521021205.

It is not a de Polignac number, because 502120125 - 2³ = 502120117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 502120098 and 502120107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502120127) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3612306 + ... + 3612444.

It is an arithmetic number, because the mean of its divisors is an integer number (7216300).

Almost surely, 2^502120125 is an apocalyptic number.

It is an amenable number.

502120125 is an abundant number, since it is smaller than the sum of its proper divisors (537027075).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

502120125 is a wasteful number, since it uses less digits than its factorization.

502120125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 502120125 is about 22408.0370626255. The cubic root of 502120125 is about 794.8207736480.

The spelling of 502120125 in words is "five hundred two million, one hundred twenty thousand, one hundred twenty-five".