8963609 has 2 divisors, whose sum is σ = 8963610. Its totient is φ = 8963608.

The previous prime is 8963599. The next prime is 8963621. The reversal of 8963609 is 9063698.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7590025 + 1373584 = 2755^2 + 1172^2 .

It is a cyclic number.

It is not a de Polignac number, because 8963609 - 2⁴ = 8963593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8965609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4481804 + 4481805.

It is an arithmetic number, because the mean of its divisors is an integer number (4481805).

Almost surely, 2^8963609 is an apocalyptic number.

It is an amenable number.

8963609 is a deficient number, since it is larger than the sum of its proper divisors (1).

8963609 is an equidigital number, since it uses as much as digits as its factorization.

8963609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 8963609 is about 2993.9286898655. The cubic root of 8963609 is about 207.7276468058.

The spelling of 8963609 in words is "eight million, nine hundred sixty-three thousand, six hundred nine".