10209065 has 8 divisors (see below), whose sum is σ = 12458880. Its totient is φ = 8028592.

The previous prime is 10209053. The next prime is 10209071. The reversal of 10209065 is 56090201.

10209065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10209065 - 2¹⁴ = 10192681 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10209065.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 17009 + ... + 17598.

It is an arithmetic number, because the mean of its divisors is an integer number (1557360).

Almost surely, 2^10209065 is an apocalyptic number.

It is an amenable number.

10209065 is a deficient number, since it is larger than the sum of its proper divisors (2249815).

10209065 is an equidigital number, since it uses as much as digits as its factorization.

10209065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34671.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 10209065 is about 3195.1627501584. The cubic root of 10209065 is about 216.9345155532.

Adding to 10209065 its reverse (56090201), we get a palindrome (66299266).

The spelling of 10209065 in words is "ten million, two hundred nine thousand, sixty-five".