133235 has 4 divisors (see below), whose sum is σ = 159888. Its totient is φ = 106584.

The previous prime is 133213. The next prime is 133241. The reversal of 133235 is 532331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133235 - 2¹⁶ = 67699 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9 and base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13319 + ... + 13328.

It is an arithmetic number, because the mean of its divisors is an integer number (39972).

2¹³³²³⁵ is an apocalyptic number.

133235 is a deficient number, since it is larger than the sum of its proper divisors (26653).

133235 is an equidigital number, since it uses as much as digits as its factorization.

133235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26652.

The product of its digits is 270, while the sum is 17.

The square root of 133235 is about 365.0136983731. The cubic root of 133235 is about 51.0747334441.

Adding to 133235 its reverse (532331), we get a palindrome (665566).

The spelling of 133235 in words is "one hundred thirty-three thousand, two hundred thirty-five".