9525 has 12 divisors (see below), whose sum is σ = 15872. Its totient is φ = 5040.
The previous prime is 9521. The next prime is 9533. The reversal of 9525 is 5259.
9525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 9525 - 22 = 9521 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a plaindrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9521) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12 + ... + 138.
It is an amenable number.
9525 is a deficient number, since it is larger than the sum of its proper divisors (6347).
9525 is a wasteful number, since it uses less digits than its factorization.
9525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140 (or 135 counting only the distinct ones).
The product of its digits is 450, while the sum is 21.
The square root of 9525 is about 97.5961064797. The cubic root of 9525 is about 21.1976798220.
It can be divided in two parts, 95 and 25, that added together give a triangular number (120 = T15).
The spelling of 9525 in words is "nine thousand, five hundred twenty-five".
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