135735009 has 4 divisors (see below), whose sum is σ = 180980016. Its totient is φ = 90490004.

The previous prime is 135735001. The next prime is 135735023. The reversal of 135735009 is 900537531.

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 135735009 - 2³ = 135735001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135735001) 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, 22622499 + ... + 22622504.

It is an arithmetic number, because the mean of its divisors is an integer number (45245004).

Almost surely, 2^135735009 is an apocalyptic number.

It is an amenable number.

135735009 is a deficient number, since it is larger than the sum of its proper divisors (45245007).

135735009 is an equidigital number, since it uses as much as digits as its factorization.

135735009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45245006.

The product of its (nonzero) digits is 14175, while the sum is 33.

The square root of 135735009 is about 11650.5368545831. The cubic root of 135735009 is about 513.9220977891.

The spelling of 135735009 in words is "one hundred thirty-five million, seven hundred thirty-five thousand, nine".