133321234 has 16 divisors (see below), whose sum is σ = 207593856. Its totient is φ = 64170000.

The previous prime is 133321229. The next prime is 133321267. The reversal of 133321234 is 432123331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5892 + ... + 17359.

It is an arithmetic number, because the mean of its divisors is an integer number (12974616).

Almost surely, 2^133321234 is an apocalyptic number.

133321234 is a deficient number, since it is larger than the sum of its proper divisors (74272622).

133321234 is a wasteful number, since it uses less digits than its factorization.

133321234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23361.

The product of its digits is 1296, while the sum is 22.

The square root of 133321234 is about 11546.4814554045. The cubic root of 133321234 is about 510.8575014062.

Adding to 133321234 its reverse (432123331), we get a palindrome (565444565).

The spelling of 133321234 in words is "one hundred thirty-three million, three hundred twenty-one thousand, two hundred thirty-four".