135633353 has 4 divisors (see below), whose sum is σ = 135947028. Its totient is φ = 135319680.

The previous prime is 135633341. The next prime is 135633383. The reversal of 135633353 is 353336531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20457529 + 115175824 = 4523^2 + 10732^2 .

It is a cyclic number.

It is not a de Polignac number, because 135633353 - 2⁸ = 135633097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135633313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156188 + ... + 157053.

It is an arithmetic number, because the mean of its divisors is an integer number (33986757).

Almost surely, 2^135633353 is an apocalyptic number.

It is an amenable number.

135633353 is a deficient number, since it is larger than the sum of its proper divisors (313675).

135633353 is an equidigital number, since it uses as much as digits as its factorization.

135633353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313674.

The product of its digits is 36450, while the sum is 32.

The square root of 135633353 is about 11646.1733200223. The cubic root of 135633353 is about 513.7937685473.

Adding to 135633353 its reverse (353336531), we get a palindrome (488969884).

The spelling of 135633353 in words is "one hundred thirty-five million, six hundred thirty-three thousand, three hundred fifty-three".