133233265 has 8 divisors (see below), whose sum is σ = 174414528. Its totient is φ = 96896880.

The previous prime is 133233239. The next prime is 133233271. The reversal of 133233265 is 562332331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-133233265 is a prime.

It is a super-2 number, since 2×133233265² = 35502205805120450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 1211157 + ... + 1211266.

It is an arithmetic number, because the mean of its divisors is an integer number (21801816).

Almost surely, 2^133233265 is an apocalyptic number.

It is an amenable number.

133233265 is a deficient number, since it is larger than the sum of its proper divisors (41181263).

133233265 is a wasteful number, since it uses less digits than its factorization.

133233265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422439.

The product of its digits is 9720, while the sum is 28.

The square root of 133233265 is about 11542.6714845394. The cubic root of 133233265 is about 510.7451174296.

Adding to 133233265 its reverse (562332331), we get a palindrome (695565596).

The spelling of 133233265 in words is "one hundred thirty-three million, two hundred thirty-three thousand, two hundred sixty-five".