133008338 has 4 divisors (see below), whose sum is σ = 199512510. Its totient is φ = 66504168.

The previous prime is 133008313. The next prime is 133008349. The reversal of 133008338 is 833800331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 66699889 + 66308449 = 8167^2 + 8143^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 133008338.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 33252083 + ... + 33252086.

Almost surely, 2^133008338 is an apocalyptic number.

133008338 is a deficient number, since it is larger than the sum of its proper divisors (66504172).

133008338 is an equidigital number, since it uses as much as digits as its factorization.

133008338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66504171.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 133008338 is about 11532.9240871515. The cubic root of 133008338 is about 510.4575389096.

Adding to 133008338 its reverse (833800331), we get a palindrome (966808669).

The spelling of 133008338 in words is "one hundred thirty-three million, eight thousand, three hundred thirty-eight".