133795717 has 16 divisors (see below), whose sum is σ = 148838400. Its totient is φ = 119251440.

The previous prime is 133795687. The next prime is 133795723. The reversal of 133795717 is 717597331.

It is not a de Polignac number, because 133795717 - 2¹⁵ = 133762949 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 (133795517) 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 15 ways as a sum of consecutive naturals, for example, 279084 + ... + 279562.

It is an arithmetic number, because the mean of its divisors is an integer number (9302400).

Almost surely, 2^133795717 is an apocalyptic number.

It is an amenable number.

133795717 is a deficient number, since it is larger than the sum of its proper divisors (15042683).

133795717 is a wasteful number, since it uses less digits than its factorization.

133795717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936.

The product of its digits is 138915, while the sum is 43.

The square root of 133795717 is about 11567.0098556196. The cubic root of 133795717 is about 511.4628218668.

The spelling of 133795717 in words is "one hundred thirty-three million, seven hundred ninety-five thousand, seven hundred seventeen".