133423334 has 16 divisors (see below), whose sum is σ = 218529360. Its totient is φ = 60591360.

The previous prime is 133423333. The next prime is 133423343. The reversal of 133423334 is 433324331.

It is a happy number.

133423334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133423333) 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, 30722 + ... + 34794.

It is an arithmetic number, because the mean of its divisors is an integer number (13658085).

Almost surely, 2^133423334 is an apocalyptic number.

133423334 is a deficient number, since it is larger than the sum of its proper divisors (85106026).

133423334 is a wasteful number, since it uses less digits than its factorization.

133423334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5575.

The product of its digits is 7776, while the sum is 26.

The square root of 133423334 is about 11550.9018695511. The cubic root of 133423334 is about 510.9878763417.

Adding to 133423334 its reverse (433324331), we get a palindrome (566747665).

The spelling of 133423334 in words is "one hundred thirty-three million, four hundred twenty-three thousand, three hundred thirty-four".