133504972 has 24 divisors (see below), whose sum is σ = 251661312. Its totient is φ = 61789200.

The previous prime is 133504907. The next prime is 133504997. The reversal of 133504972 is 279405331.

133504972 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20554 + ... + 26257.

It is an arithmetic number, because the mean of its divisors is an integer number (10485888).

Almost surely, 2^133504972 is an apocalyptic number.

It is an amenable number.

133504972 is a deficient number, since it is larger than the sum of its proper divisors (118156340).

133504972 is a wasteful number, since it uses less digits than its factorization.

133504972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46869 (or 46867 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 133504972 is about 11554.4351657708. The cubic root of 133504972 is about 511.0920748144.

The spelling of 133504972 in words is "one hundred thirty-three million, five hundred four thousand, nine hundred seventy-two".