117995567 has 8 divisors (see below), whose sum is σ = 124306800. Its totient is φ = 111694464.

The previous prime is 117995557. The next prime is 117995587. The reversal of 117995567 is 765599711.

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

It is not a de Polignac number, because 117995567 - 2⁴ = 117995551 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 (117995557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38993 + ... + 41909.

It is an arithmetic number, because the mean of its divisors is an integer number (15538350).

Almost surely, 2^117995567 is an apocalyptic number.

117995567 is a deficient number, since it is larger than the sum of its proper divisors (6311233).

117995567 is a wasteful number, since it uses less digits than its factorization.

117995567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5065.

The product of its digits is 595350, while the sum is 50.

The square root of 117995567 is about 10862.5764439197. The cubic root of 117995567 is about 490.4806709059.

The spelling of 117995567 in words is "one hundred seventeen million, nine hundred ninety-five thousand, five hundred sixty-seven".