138335 has 8 divisors (see below), whose sum is σ = 168720. Its totient is φ = 108864.

The previous prime is 138323. The next prime is 138337. The reversal of 138335 is 533831.

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 138335 - 2⁴ = 138319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 138335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138337) 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, 176 + ... + 554.

It is an arithmetic number, because the mean of its divisors is an integer number (21090).

2¹³⁸³³⁵ is an apocalyptic number.

138335 is a deficient number, since it is larger than the sum of its proper divisors (30385).

138335 is an equidigital number, since it uses as much as digits as its factorization.

138335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457.

The product of its digits is 1080, while the sum is 23.

The square root of 138335 is about 371.9341339538. The cubic root of 138335 is about 51.7182742523.

The spelling of 138335 in words is "one hundred thirty-eight thousand, three hundred thirty-five".