117418066993 has 4 divisors (see below), whose sum is σ = 117425720308. Its totient is φ = 117410413680.

The previous prime is 117418066951. The next prime is 117418067029. The reversal of 117418066993 is 399660814711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1809906849 + 115608160144 = 42543^2 + 340012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117418066993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117418066903) 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 3 ways as a sum of consecutive naturals, for example, 3803598 + ... + 3834343.

It is an arithmetic number, because the mean of its divisors is an integer number (29356430077).

Almost surely, 2^117418066993 is an apocalyptic number.

It is an amenable number.

117418066993 is a deficient number, since it is larger than the sum of its proper divisors (7653315).

117418066993 is an equidigital number, since it uses as much as digits as its factorization.

117418066993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7653314.

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 117418066993 in words is "one hundred seventeen billion, four hundred eighteen million, sixty-six thousand, nine hundred ninety-three".