133712764 has 12 divisors (see below), whose sum is σ = 236184984. Its totient is φ = 66231344.

The previous prime is 133712759. The next prime is 133712779. The reversal of 133712764 is 467217331.

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, 155779 + ... + 156634.

It is an arithmetic number, because the mean of its divisors is an integer number (19682082).

Almost surely, 2^133712764 is an apocalyptic number.

It is an amenable number.

133712764 is a deficient number, since it is larger than the sum of its proper divisors (102472220).

133712764 is a wasteful number, since it uses less digits than its factorization.

133712764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312524 (or 312522 counting only the distinct ones).

The product of its digits is 21168, while the sum is 34.

The square root of 133712764 is about 11563.4235414950. The cubic root of 133712764 is about 511.3570981368.

The spelling of 133712764 in words is "one hundred thirty-three million, seven hundred twelve thousand, seven hundred sixty-four".