6520125 has 16 divisors (see below), whose sum is σ = 10850112. Its totient is φ = 3477200.

The previous prime is 6520117. The next prime is 6520127. The reversal of 6520125 is 5210256.

It is not a de Polignac number, because 6520125 - 2³ = 6520117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6520127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8319 + ... + 9068.

It is an arithmetic number, because the mean of its divisors is an integer number (678132).

Almost surely, 2^6520125 is an apocalyptic number.

It is an amenable number.

6520125 is a deficient number, since it is larger than the sum of its proper divisors (4329987).

6520125 is a wasteful number, since it uses less digits than its factorization.

6520125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17405 (or 17395 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 6520125 is about 2553.4535437325. The cubic root of 6520125 is about 186.8179665479.

The spelling of 6520125 in words is "six million, five hundred twenty thousand, one hundred twenty-five".