133966757 has 8 divisors (see below), whose sum is σ = 137285280. Its totient is φ = 130683280.

The previous prime is 133966727. The next prime is 133966759. The reversal of 133966757 is 757669331.

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

It is a cyclic number.

It is not a de Polignac number, because 133966757 - 2¹⁴ = 133950373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133966759) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 938 + ... + 16395.

It is an arithmetic number, because the mean of its divisors is an integer number (17160660).

Almost surely, 2^133966757 is an apocalyptic number.

It is an amenable number.

133966757 is a deficient number, since it is larger than the sum of its proper divisors (3318523).

133966757 is a wasteful number, since it uses less digits than its factorization.

133966757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17523.

The product of its digits is 714420, while the sum is 47.

The square root of 133966757 is about 11574.4009348216. The cubic root of 133966757 is about 511.6806747548.

The spelling of 133966757 in words is "one hundred thirty-three million, nine hundred sixty-six thousand, seven hundred fifty-seven".