135033239 has 8 divisors (see below), whose sum is σ = 151290768. Its totient is φ = 119439360.

The previous prime is 135033229. The next prime is 135033271. The reversal of 135033239 is 932330531.

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 135033239 - 2²⁰ = 133984663 is a prime.

It is a super-2 number, since 2×135033239² = 36467951269662242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135033229) 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, 165482 + ... + 166295.

It is an arithmetic number, because the mean of its divisors is an integer number (18911346).

Almost surely, 2^135033239 is an apocalyptic number.

135033239 is a deficient number, since it is larger than the sum of its proper divisors (16257529).

135033239 is a wasteful number, since it uses less digits than its factorization.

135033239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331825.

The product of its (nonzero) digits is 7290, while the sum is 29.

The square root of 135033239 is about 11620.3803294040. The cubic root of 135033239 is about 513.0348826892.

The spelling of 135033239 in words is "one hundred thirty-five million, thirty-three thousand, two hundred thirty-nine".