135304009 has 4 divisors (see below), whose sum is σ = 141186816. Its totient is φ = 129421204.

The previous prime is 135304007. The next prime is 135304033. The reversal of 135304009 is 900403531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135304009 - 2¹ = 135304007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135304007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2941369 + ... + 2941414.

It is an arithmetic number, because the mean of its divisors is an integer number (35296704).

Almost surely, 2^135304009 is an apocalyptic number.

It is an amenable number.

135304009 is a deficient number, since it is larger than the sum of its proper divisors (5882807).

135304009 is an equidigital number, since it uses as much as digits as its factorization.

135304009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882806.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 135304009 is about 11632.0251461214. The cubic root of 135304009 is about 513.3775679634.

The spelling of 135304009 in words is "one hundred thirty-five million, three hundred four thousand, nine".