9660109 has 2 divisors, whose sum is σ = 9660110. Its totient is φ = 9660108.

The previous prime is 9660107. The next prime is 9660139. The reversal of 9660109 is 9010669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9517225 + 142884 = 3085^2 + 378^2 .

It is a cyclic number.

It is not a de Polignac number, because 9660109 - 2¹ = 9660107 is a prime.

Together with 9660107, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9660107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4830054 + 4830055.

It is an arithmetic number, because the mean of its divisors is an integer number (4830055).

Almost surely, 2^9660109 is an apocalyptic number.

It is an amenable number.

9660109 is a deficient number, since it is larger than the sum of its proper divisors (1).

9660109 is an equidigital number, since it uses as much as digits as its factorization.

9660109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 9660109 is about 3108.0715886221. The cubic root of 9660109 is about 212.9743700196.

The spelling of 9660109 in words is "nine million, six hundred sixty thousand, one hundred nine".