133225333 has 12 divisors (see below), whose sum is σ = 138994180. Its totient is φ = 127685376.

The previous prime is 133225331. The next prime is 133225343. The reversal of 133225333 is 333522331.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 4334724 + 128890609 = 2082^2 + 11353^2 .

It is not a de Polignac number, because 133225333 - 2¹ = 133225331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133225298 and 133225307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133225331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131533 + ... + 132541.

Almost surely, 2^133225333 is an apocalyptic number.

It is an amenable number.

133225333 is a deficient number, since it is larger than the sum of its proper divisors (5768847).

133225333 is a wasteful number, since it uses less digits than its factorization.

133225333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224 (or 1195 counting only the distinct ones).

The product of its digits is 4860, while the sum is 25.

The square root of 133225333 is about 11542.3278847900. The cubic root of 133225333 is about 510.7349815458.

Adding to 133225333 its reverse (333522331), we get a palindrome (466747664).

The spelling of 133225333 in words is "one hundred thirty-three million, two hundred twenty-five thousand, three hundred thirty-three".