133223339 has 4 divisors (see below), whose sum is σ = 141060024. Its totient is φ = 125386656.

The previous prime is 133223317. The next prime is 133223341. The reversal of 133223339 is 933322331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 933322331 = 193 ⋅4835867.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133223339 is a prime.

It is a super-3 number, since 3×133223339³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133223039) 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, 3918317 + ... + 3918350.

It is an arithmetic number, because the mean of its divisors is an integer number (35265006).

Almost surely, 2^133223339 is an apocalyptic number.

133223339 is a deficient number, since it is larger than the sum of its proper divisors (7836685).

133223339 is an equidigital number, since it uses as much as digits as its factorization.

133223339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7836684.

The product of its digits is 8748, while the sum is 29.

The square root of 133223339 is about 11542.2415067438. The cubic root of 133223339 is about 510.7324334553.

It can be divided in two parts, 13322 and 3339, that added together give a palindrome (16661).

The spelling of 133223339 in words is "one hundred thirty-three million, two hundred twenty-three thousand, three hundred thirty-nine".