106565609 has 8 divisors (see below), whose sum is σ = 108071712. Its totient is φ = 105064960.

The previous prime is 106565603. The next prime is 106565611. The reversal of 106565609 is 906565601.

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 106565609 - 2⁴ = 106565593 is a prime.

It is a super-2 number, since 2×106565609² = 22712458043081762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106565603) 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, 52202 + ... + 54204.

It is an arithmetic number, because the mean of its divisors is an integer number (13508964).

Almost surely, 2^106565609 is an apocalyptic number.

It is an amenable number.

106565609 is a deficient number, since it is larger than the sum of its proper divisors (1506103).

106565609 is an equidigital number, since it uses as much as digits as its factorization.

106565609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 106565609 is about 10323.0619972952. The cubic root of 106565609 is about 474.1026218844.

The spelling of 106565609 in words is "one hundred six million, five hundred sixty-five thousand, six hundred nine".