9660523 has 4 divisors (see below), whose sum is σ = 9682120. Its totient is φ = 9638928.

The previous prime is 9660487. The next prime is 9660533. The reversal of 9660523 is 3250669.

9660523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9660523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9660533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10113 + ... + 11026.

It is an arithmetic number, because the mean of its divisors is an integer number (2420530).

Almost surely, 2^9660523 is an apocalyptic number.

9660523 is a deficient number, since it is larger than the sum of its proper divisors (21597).

9660523 is a wasteful number, since it uses less digits than its factorization.

9660523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21596.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 9660523 is about 3108.1381886911. The cubic root of 9660523 is about 212.9774124328.

The spelling of 9660523 in words is "nine million, six hundred sixty thousand, five hundred twenty-three".