9036509 has 2 divisors, whose sum is σ = 9036510. Its totient is φ = 9036508.

The previous prime is 9036481. The next prime is 9036541. The reversal of 9036509 is 9056309.

It is an a-pointer prime, because the next prime (9036541) can be obtained adding 9036509 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8265625 + 770884 = 2875^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 9036509 - 2⁸ = 9036253 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9036589) 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, 4518254 + 4518255.

It is an arithmetic number, because the mean of its divisors is an integer number (4518255).

Almost surely, 2^9036509 is an apocalyptic number.

It is an amenable number.

9036509 is a deficient number, since it is larger than the sum of its proper divisors (1).

9036509 is an equidigital number, since it uses as much as digits as its factorization.

9036509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 9036509 is about 3006.0786749518. The cubic root of 9036509 is about 208.2892686894.

The spelling of 9036509 in words is "nine million, thirty-six thousand, five hundred nine".