133133324 has 24 divisors (see below), whose sum is σ = 247117248. Its totient is φ = 62542080.

The previous prime is 133133321. The next prime is 133133339. The reversal of 133133324 is 423331331.

It is a self number, because there is not a number n which added to its sum of digits gives 133133324.

It is not an unprimeable number, because it can be changed into a prime (133133321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48509 + ... + 51179.

It is an arithmetic number, because the mean of its divisors is an integer number (10296552).

Almost surely, 2^133133324 is an apocalyptic number.

It is an amenable number.

133133324 is a deficient number, since it is larger than the sum of its proper divisors (113983924).

133133324 is a wasteful number, since it uses less digits than its factorization.

133133324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425 (or 3423 counting only the distinct ones).

The product of its digits is 1944, while the sum is 23.

The square root of 133133324 is about 11538.3414752728. The cubic root of 133133324 is about 510.6173786945.

Adding to 133133324 its reverse (423331331), we get a palindrome (556464655).

The spelling of 133133324 in words is "one hundred thirty-three million, one hundred thirty-three thousand, three hundred twenty-four".