133004505 has 8 divisors (see below), whose sum is σ = 212807232. Its totient is φ = 70935728.

The previous prime is 133004497. The next prime is 133004519. The reversal of 133004505 is 505400331.

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

It is a cyclic number.

It is not a de Polignac number, because 133004505 - 2³ = 133004497 is a prime.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 4433469 + ... + 4433498.

It is an arithmetic number, because the mean of its divisors is an integer number (26600904).

Almost surely, 2^133004505 is an apocalyptic number.

133004505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133004505 is a deficient number, since it is larger than the sum of its proper divisors (79802727).

133004505 is an equidigital number, since it uses as much as digits as its factorization.

133004505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8866975.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 133004505 is about 11532.7579095375. The cubic root of 133004505 is about 510.4526354513.

Adding to 133004505 its reverse (505400331), we get a palindrome (638404836).

The spelling of 133004505 in words is "one hundred thirty-three million, four thousand, five hundred five".