52102125 has 48 divisors (see below), whose sum is σ = 97222320. Its totient is φ = 26812800.

The previous prime is 52102051. The next prime is 52102147. The reversal of 52102125 is 52120125.

It can be written as a sum of positive squares in 8 ways, for example, as 24413481 + 27688644 = 4941^2 + 5262^2 .

It is not a de Polignac number, because 52102125 - 2⁹ = 52101613 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52102098 and 52102107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31827 + ... + 33423.

It is an arithmetic number, because the mean of its divisors is an integer number (2025465).

Almost surely, 2^52102125 is an apocalyptic number.

It is an amenable number.

52102125 is a deficient number, since it is larger than the sum of its proper divisors (45120195).

52102125 is a wasteful number, since it uses less digits than its factorization.

52102125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647 (or 1634 counting only the distinct ones).

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

The square root of 52102125 is about 7218.1801723149. The cubic root of 52102125 is about 373.4953037801.

The spelling of 52102125 in words is "fifty-two million, one hundred two thousand, one hundred twenty-five".