135350609 has 8 divisors (see below), whose sum is σ = 136844232. Its totient is φ = 133862400.

The previous prime is 135350597. The next prime is 135350629. The reversal of 135350609 is 906053531.

It can be written as a sum of positive squares in 4 ways, for example, as 18105025 + 117245584 = 4255^2 + 10828^2 .

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 135350609 - 2²⁰ = 134302033 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135350629) 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, 66917 + ... + 68909.

It is an arithmetic number, because the mean of its divisors is an integer number (17105529).

Almost surely, 2^135350609 is an apocalyptic number.

It is an amenable number.

135350609 is a deficient number, since it is larger than the sum of its proper divisors (1493623).

135350609 is a wasteful number, since it uses less digits than its factorization.

135350609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 135350609 is about 11634.0280642605. The cubic root of 135350609 is about 513.4364985866.

The spelling of 135350609 in words is "one hundred thirty-five million, three hundred fifty thousand, six hundred nine".