133375924 has 12 divisors (see below), whose sum is σ = 254626848. Its totient is φ = 60625400.

The previous prime is 133375909. The next prime is 133375973. The reversal of 133375924 is 429573331.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 1515592 + ... + 1515679.

It is an arithmetic number, because the mean of its divisors is an integer number (21218904).

Almost surely, 2^133375924 is an apocalyptic number.

It is an amenable number.

133375924 is a deficient number, since it is larger than the sum of its proper divisors (121250924).

133375924 is a wasteful number, since it uses less digits than its factorization.

133375924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031286 (or 3031284 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 133375924 is about 11548.8494665053. The cubic root of 133375924 is about 510.9273451875.

The spelling of 133375924 in words is "one hundred thirty-three million, three hundred seventy-five thousand, nine hundred twenty-four".