133144204 has 24 divisors (see below), whose sum is σ = 253380960. Its totient is φ = 60961536.

The previous prime is 133144169. The next prime is 133144243. The reversal of 133144204 is 402441331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23944 + ... + 28975.

It is an arithmetic number, because the mean of its divisors is an integer number (10557540).

Almost surely, 2^133144204 is an apocalyptic number.

It is an amenable number.

133144204 is a deficient number, since it is larger than the sum of its proper divisors (120236756).

133144204 is a wasteful number, since it uses less digits than its factorization.

133144204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52977 (or 52975 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 133144204 is about 11538.8129372133. The cubic root of 133144204 is about 510.6312879738.

Adding to 133144204 its reverse (402441331), we get a palindrome (535585535).

The spelling of 133144204 in words is "one hundred thirty-three million, one hundred forty-four thousand, two hundred four".