117669817 has 8 divisors (see below), whose sum is σ = 122906880. Its totient is φ = 112442880.

The previous prime is 117669803. The next prime is 117669823. The reversal of 117669817 is 718966711.

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 117669817 - 2¹¹ = 117667769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117669857) 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, 30592 + ... + 34222.

It is an arithmetic number, because the mean of its divisors is an integer number (15363360).

Almost surely, 2^117669817 is an apocalyptic number.

It is an amenable number.

117669817 is a deficient number, since it is larger than the sum of its proper divisors (5237063).

117669817 is a wasteful number, since it uses less digits than its factorization.

117669817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063.

The product of its digits is 127008, while the sum is 46.

The square root of 117669817 is about 10847.5719403007. The cubic root of 117669817 is about 490.0288987537.

The spelling of 117669817 in words is "one hundred seventeen million, six hundred sixty-nine thousand, eight hundred seventeen".