133505042 has 8 divisors (see below), whose sum is σ = 218462832. Its totient is φ = 60684100.

The previous prime is 133505033. The next prime is 133505069. The reversal of 133505042 is 240505331.

133505042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 133504999 and 133505017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3034184 + ... + 3034227.

It is an arithmetic number, because the mean of its divisors is an integer number (27307854).

Almost surely, 2^133505042 is an apocalyptic number.

133505042 is a deficient number, since it is larger than the sum of its proper divisors (84957790).

133505042 is a wasteful number, since it uses less digits than its factorization.

133505042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6068424.

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

The square root of 133505042 is about 11554.4381949102. The cubic root of 133505042 is about 511.0921641405.

The spelling of 133505042 in words is "one hundred thirty-three million, five hundred five thousand, forty-two".