135321063406 has 8 divisors (see below), whose sum is σ = 208467584280. Its totient is φ = 65831868648.

The previous prime is 135321063403. The next prime is 135321063419. The reversal of 135321063406 is 604360123531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135321063403) 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, 914331436 + ... + 914331583.

It is an arithmetic number, because the mean of its divisors is an integer number (26058448035).

Almost surely, 2^135321063406 is an apocalyptic number.

135321063406 is a deficient number, since it is larger than the sum of its proper divisors (73146520874).

135321063406 is a wasteful number, since it uses less digits than its factorization.

135321063406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828663058.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 135321063406 its reverse (604360123531), we get a palindrome (739681186937).

The spelling of 135321063406 in words is "one hundred thirty-five billion, three hundred twenty-one million, sixty-three thousand, four hundred six".