135233259 has 8 divisors (see below), whose sum is σ = 206069760. Its totient is φ = 77276136.

The previous prime is 135233257. The next prime is 135233297. The reversal of 135233259 is 952332531.

It is a happy number.

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

It is not a de Polignac number, because 135233259 - 2¹ = 135233257 is a prime.

It is a super-2 number, since 2×135233259² = 36576068679522162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135233257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3219819 + ... + 3219860.

It is an arithmetic number, because the mean of its divisors is an integer number (25758720).

Almost surely, 2^135233259 is an apocalyptic number.

135233259 is a deficient number, since it is larger than the sum of its proper divisors (70836501).

135233259 is an equidigital number, since it uses as much as digits as its factorization.

135233259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6439689.

The product of its digits is 24300, while the sum is 33.

The square root of 135233259 is about 11628.9835755323. The cubic root of 135233259 is about 513.2880712421.

The spelling of 135233259 in words is "one hundred thirty-five million, two hundred thirty-three thousand, two hundred fifty-nine".