133942104 has 48 divisors (see below), whose sum is σ = 370487520. Its totient is φ = 43696320.

The previous prime is 133942069. The next prime is 133942111. The reversal of 133942104 is 401249331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16407 + ... + 23174.

It is an arithmetic number, because the mean of its divisors is an integer number (7718490).

Almost surely, 2^133942104 is an apocalyptic number.

It is an amenable number.

133942104 is an abundant number, since it is smaller than the sum of its proper divisors (236545416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133942104 is a wasteful number, since it uses less digits than its factorization.

133942104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39640 (or 39633 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 133942104 is about 11573.3359062977. The cubic root of 133942104 is about 511.6492857799.

The spelling of 133942104 in words is "one hundred thirty-three million, nine hundred forty-two thousand, one hundred four".