9660513 has 8 divisors (see below), whose sum is σ = 12952576. Its totient is φ = 6404400.

The previous prime is 9660487. The next prime is 9660533. The reversal of 9660513 is 3150669.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9660513 - 2¹⁷ = 9529441 is a prime.

It is a super-2 number, since 2×9660513² = 186651022846338, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 8353 + ... + 9438.

It is an arithmetic number, because the mean of its divisors is an integer number (1619072).

Almost surely, 2^9660513 is an apocalyptic number.

It is an amenable number.

9660513 is a deficient number, since it is larger than the sum of its proper divisors (3292063).

9660513 is a wasteful number, since it uses less digits than its factorization.

9660513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17975.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 9660513 is about 3108.1365800106. The cubic root of 9660513 is about 212.9773389456.

The spelling of 9660513 in words is "nine million, six hundred sixty thousand, five hundred thirteen".