133816793227 has 4 divisors (see below), whose sum is σ = 144110392720. Its totient is φ = 123523193736.

The previous prime is 133816793197. The next prime is 133816793237. The reversal of 133816793227 is 722397618331.

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 133816793227 - 2¹¹ = 133816791179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133816793237) 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 3 ways as a sum of consecutive naturals, for example, 5146799727 + ... + 5146799752.

It is an arithmetic number, because the mean of its divisors is an integer number (36027598180).

Almost surely, 2^133816793227 is an apocalyptic number.

133816793227 is a deficient number, since it is larger than the sum of its proper divisors (10293599493).

133816793227 is a wasteful number, since it uses less digits than its factorization.

133816793227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10293599492.

The product of its digits is 2286144, while the sum is 52.

The spelling of 133816793227 in words is "one hundred thirty-three billion, eight hundred sixteen million, seven hundred ninety-three thousand, two hundred twenty-seven".