133021324 has 24 divisors (see below), whose sum is σ = 235565568. Its totient is φ = 65721600.

The previous prime is 133021321. The next prime is 133021373. The reversal of 133021324 is 423120331.

133021324 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

133021324 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (133021321) 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, 203382 + ... + 204034.

It is an arithmetic number, because the mean of its divisors is an integer number (9815232).

Almost surely, 2^133021324 is an apocalyptic number.

It is an amenable number.

133021324 is a deficient number, since it is larger than the sum of its proper divisors (102544244).

133021324 is a wasteful number, since it uses less digits than its factorization.

133021324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 133021324 is about 11533.4870702663. The cubic root of 133021324 is about 510.4741508654.

Adding to 133021324 its reverse (423120331), we get a palindrome (556141655).

The spelling of 133021324 in words is "one hundred thirty-three million, twenty-one thousand, three hundred twenty-four".