133117797 has 8 divisors (see below), whose sum is σ = 177746400. Its totient is φ = 88617200.

The previous prime is 133117783. The next prime is 133117841. The reversal of 133117797 is 797711331.

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 133117797 - 2⁸ = 133117541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133110797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29547 + ... + 33752.

It is an arithmetic number, because the mean of its divisors is an integer number (22218300).

Almost surely, 2^133117797 is an apocalyptic number.

It is an amenable number.

133117797 is a deficient number, since it is larger than the sum of its proper divisors (44628603).

133117797 is an equidigital number, since it uses as much as digits as its factorization.

133117797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64003.

The product of its digits is 27783, while the sum is 39.

The square root of 133117797 is about 11537.6686119857. The cubic root of 133117797 is about 510.5975272552.

The spelling of 133117797 in words is "one hundred thirty-three million, one hundred seventeen thousand, seven hundred ninety-seven".