135069 has 8 divisors (see below), whose sum is σ = 196512. Its totient is φ = 81840.

The previous prime is 135059. The next prime is 135077. The reversal of 135069 is 960531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135069 - 2¹² = 130973 is a prime.

It is a super-2 number, since 2×135069² = 36487269522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135019) 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, 2014 + ... + 2079.

It is an arithmetic number, because the mean of its divisors is an integer number (24564).

2¹³⁵⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

135069 is a deficient number, since it is larger than the sum of its proper divisors (61443).

135069 is a wasteful number, since it uses less digits than its factorization.

135069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 135069 is about 367.5173465294. The cubic root of 135069 is about 51.3080167888.

The spelling of 135069 in words is "one hundred thirty-five thousand, sixty-nine".