135665113 has 8 divisors (see below), whose sum is σ = 136830528. Its totient is φ = 134503824.

The previous prime is 135665099. The next prime is 135665137. The reversal of 135665113 is 311566531.

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 135665113 - 2⁵ = 135665081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135665143) 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, 116070 + ... + 117232.

It is an arithmetic number, because the mean of its divisors is an integer number (17103816).

Almost surely, 2^135665113 is an apocalyptic number.

It is an amenable number.

135665113 is a deficient number, since it is larger than the sum of its proper divisors (1165415).

135665113 is a wasteful number, since it uses less digits than its factorization.

135665113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063.

The product of its digits is 8100, while the sum is 31.

The square root of 135665113 is about 11647.5367782205. The cubic root of 135665113 is about 513.8338688525.

The spelling of 135665113 in words is "one hundred thirty-five million, six hundred sixty-five thousand, one hundred thirteen".