133924311 has 12 divisors (see below), whose sum is σ = 195441792. Its totient is φ = 88361856.

The previous prime is 133924289. The next prime is 133924337. The reversal of 133924311 is 113429331.

It is not a de Polignac number, because 133924311 - 2⁵ = 133924279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133924361) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 75831 + ... + 77576.

It is an arithmetic number, because the mean of its divisors is an integer number (16286816).

Almost surely, 2^133924311 is an apocalyptic number.

133924311 is a deficient number, since it is larger than the sum of its proper divisors (61517481).

133924311 is a wasteful number, since it uses less digits than its factorization.

133924311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153510 (or 153507 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 133924311 is about 11572.5671741407. The cubic root of 133924311 is about 511.6266287795.

The spelling of 133924311 in words is "one hundred thirty-three million, nine hundred twenty-four thousand, three hundred eleven".