117885563 has 2 divisors, whose sum is σ = 117885564. Its totient is φ = 117885562.

The previous prime is 117885553. The next prime is 117885613. The reversal of 117885563 is 365588711.

It is a weak prime.

It is an emirp because it is prime and its reverse (365588711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117885563 - 2¹⁸ = 117623419 is a prime.

It is not a weakly prime, because it can be changed into another prime (117885553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58942781 + 58942782.

It is an arithmetic number, because the mean of its divisors is an integer number (58942782).

Almost surely, 2^117885563 is an apocalyptic number.

117885563 is a deficient number, since it is larger than the sum of its proper divisors (1).

117885563 is an equidigital number, since it uses as much as digits as its factorization.

117885563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 44.

The square root of 117885563 is about 10857.5118236178. The cubic root of 117885563 is about 490.3282029992.

The spelling of 117885563 in words is "one hundred seventeen million, eight hundred eighty-five thousand, five hundred sixty-three".