133115366 has 8 divisors (see below), whose sum is σ = 200869200. Its totient is φ = 66158968.

The previous prime is 133115347. The next prime is 133115371. The reversal of 133115366 is 663511331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198941 + ... + 199608.

It is an arithmetic number, because the mean of its divisors is an integer number (25108650).

Almost surely, 2^133115366 is an apocalyptic number.

133115366 is a deficient number, since it is larger than the sum of its proper divisors (67753834).

133115366 is a wasteful number, since it uses less digits than its factorization.

133115366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398718.

The product of its digits is 4860, while the sum is 29.

The square root of 133115366 is about 11537.5632609317. The cubic root of 133115366 is about 510.5944190554.

Adding to 133115366 its reverse (663511331), we get a palindrome (796626697).

The spelling of 133115366 in words is "one hundred thirty-three million, one hundred fifteen thousand, three hundred sixty-six".