135305032343 has 4 divisors (see below), whose sum is σ = 145713111768. Its totient is φ = 124896952920.

The previous prime is 135305032321. The next prime is 135305032363. The reversal of 135305032343 is 343230503531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343230503531 = 81353 ⋅4219027.

It is a cyclic number.

It is not a de Polignac number, because 135305032343 - 2¹² = 135305028247 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 (135305032363) 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, 5204039693 + ... + 5204039718.

It is an arithmetic number, because the mean of its divisors is an integer number (36428277942).

Almost surely, 2^135305032343 is an apocalyptic number.

135305032343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135305032343 is a deficient number, since it is larger than the sum of its proper divisors (10408079425).

135305032343 is a wasteful number, since it uses less digits than its factorization.

135305032343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10408079424.

The product of its (nonzero) digits is 48600, while the sum is 32.

Adding to 135305032343 its reverse (343230503531), we get a palindrome (478535535874).

The spelling of 135305032343 in words is "one hundred thirty-five billion, three hundred five million, thirty-two thousand, three hundred forty-three".