133130384 has 20 divisors (see below), whose sum is σ = 260447616. Its totient is φ = 65918112.

The previous prime is 133130381. The next prime is 133130401. The reversal of 133130384 is 483031331.

It is not an unprimeable number, because it can be changed into a prime (133130381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38744 + ... + 42039.

Almost surely, 2^133130384 is an apocalyptic number.

It is an amenable number.

133130384 is a deficient number, since it is larger than the sum of its proper divisors (127317232).

133130384 is a wasteful number, since it uses less digits than its factorization.

133130384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80894 (or 80888 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 133130384 is about 11538.2140732437. The cubic root of 133130384 is about 510.6136199908.

The spelling of 133130384 in words is "one hundred thirty-three million, one hundred thirty thousand, three hundred eighty-four".