135443982 has 16 divisors (see below), whose sum is σ = 271659600. Its totient is φ = 45019392.

The previous prime is 135443927. The next prime is 135443983. The reversal of 135443982 is 289344531.

135443982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 135443982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135443983) 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 7 ways as a sum of consecutive naturals, for example, 29857 + ... + 34092.

It is an arithmetic number, because the mean of its divisors is an integer number (16978725).

Almost surely, 2^135443982 is an apocalyptic number.

135443982 is an abundant number, since it is smaller than the sum of its proper divisors (136215618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135443982 is a wasteful number, since it uses less digits than its factorization.

135443982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64307.

The product of its digits is 103680, while the sum is 39.

The square root of 135443982 is about 11638.0402989507. The cubic root of 135443982 is about 513.5545379180.

The spelling of 135443982 in words is "one hundred thirty-five million, four hundred forty-three thousand, nine hundred eighty-two".