133147804 has 24 divisors (see below), whose sum is σ = 240226560. Its totient is φ = 64538736.

The previous prime is 133147799. The next prime is 133147831. The reversal of 133147804 is 408741331.

It is a congruent number.

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, 16807 + ... + 23425.

It is an arithmetic number, because the mean of its divisors is an integer number (10009440).

Almost surely, 2^133147804 is an apocalyptic number.

It is an amenable number.

133147804 is a deficient number, since it is larger than the sum of its proper divisors (107078756).

133147804 is a wasteful number, since it uses less digits than its factorization.

133147804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777 (or 6775 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 133147804 is about 11538.9689314080. The cubic root of 133147804 is about 510.6358901420.

The spelling of 133147804 in words is "one hundred thirty-three million, one hundred forty-seven thousand, eight hundred four".