133333982 has 16 divisors (see below), whose sum is σ = 214099200. Its totient is φ = 62086680.

The previous prime is 133333957. The next prime is 133333987. The reversal of 133333982 is 289333331.

133333982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27494 + ... + 31977.

It is an arithmetic number, because the mean of its divisors is an integer number (13381200).

Almost surely, 2^133333982 is an apocalyptic number.

133333982 is a deficient number, since it is larger than the sum of its proper divisors (80765218).

133333982 is a wasteful number, since it uses less digits than its factorization.

133333982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59551.

The product of its digits is 34992, while the sum is 35.

The square root of 133333982 is about 11547.0334718489. The cubic root of 133333982 is about 510.8737833933.

The spelling of 133333982 in words is "one hundred thirty-three million, three hundred thirty-three thousand, nine hundred eighty-two".