133323323 has 16 divisors (see below), whose sum is σ = 162432000. Its totient is φ = 106883712.

The previous prime is 133323293. The next prime is 133323329. The reversal of 133323323 is 323323331.

It is a cyclic number.

It is not a de Polignac number, because 133323323 - 2⁶ = 133323259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133323329) 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 15 ways as a sum of consecutive naturals, for example, 4163 + ... + 16851.

It is an arithmetic number, because the mean of its divisors is an integer number (10152000).

Almost surely, 2^133323323 is an apocalyptic number.

133323323 is a deficient number, since it is larger than the sum of its proper divisors (29108677).

133323323 is a wasteful number, since it uses less digits than its factorization.

133323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12794.

The product of its digits is 2916, while the sum is 23.

The square root of 133323323 is about 11546.5719155081. The cubic root of 133323323 is about 510.8601695876.

Adding to 133323323 its reverse (323323331), we get a palindrome (456646654).

The spelling of 133323323 in words is "one hundred thirty-three million, three hundred twenty-three thousand, three hundred twenty-three".