135435343 has 4 divisors (see below), whose sum is σ = 135654760. Its totient is φ = 135215928.

The previous prime is 135435319. The next prime is 135435347. The reversal of 135435343 is 343534531.

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 135435343 - 2¹⁷ = 135304271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135435347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108780 + ... + 110017.

It is an arithmetic number, because the mean of its divisors is an integer number (33913690).

Almost surely, 2^135435343 is an apocalyptic number.

135435343 is a deficient number, since it is larger than the sum of its proper divisors (219417).

135435343 is an equidigital number, since it uses as much as digits as its factorization.

135435343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219416.

The product of its digits is 32400, while the sum is 31.

The square root of 135435343 is about 11637.6691394798. The cubic root of 135435343 is about 513.5436190325.

Adding to 135435343 its reverse (343534531), we get a palindrome (478969874).

The spelling of 135435343 in words is "one hundred thirty-five million, four hundred thirty-five thousand, three hundred forty-three".