135443530047 has 8 divisors (see below), whose sum is σ = 206390141056. Its totient is φ = 77396302872.

The previous prime is 135443530031. The next prime is 135443530049. The reversal of 135443530047 is 740035344531.

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

It is not a de Polignac number, because 135443530047 - 2⁴ = 135443530031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135443529987 and 135443530014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135443530049) 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, 3224845933 + ... + 3224845974.

It is an arithmetic number, because the mean of its divisors is an integer number (25798767632).

Almost surely, 2^135443530047 is an apocalyptic number.

135443530047 is a deficient number, since it is larger than the sum of its proper divisors (70946611009).

135443530047 is an equidigital number, since it uses as much as digits as its factorization.

135443530047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6449691917.

The product of its (nonzero) digits is 302400, while the sum is 39.

Adding to 135443530047 its reverse (740035344531), we get a palindrome (875478874578).

The spelling of 135443530047 in words is "one hundred thirty-five billion, four hundred forty-three million, five hundred thirty thousand, forty-seven".