133040255 has 8 divisors (see below), whose sum is σ = 165153600. Its totient is φ = 102762016.

The previous prime is 133040227. The next prime is 133040279. The reversal of 133040255 is 552040331.

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 133040255 - 2¹⁴ = 133023871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133040255.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 458615 + ... + 458904.

It is an arithmetic number, because the mean of its divisors is an integer number (20644200).

Almost surely, 2^133040255 is an apocalyptic number.

133040255 is a deficient number, since it is larger than the sum of its proper divisors (32113345).

133040255 is an equidigital number, since it uses as much as digits as its factorization.

133040255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917553.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 133040255 is about 11534.3077382217. The cubic root of 133040255 is about 510.4983658495.

Adding to 133040255 its reverse (552040331), we get a palindrome (685080586).

The spelling of 133040255 in words is "one hundred thirty-three million, forty thousand, two hundred fifty-five".