117885763 has 4 divisors (see below), whose sum is σ = 119645320. Its totient is φ = 116126208.

The previous prime is 117885739. The next prime is 117885767. The reversal of 117885763 is 367588711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 367588711 = 7 ⋅52512673.

It is a cyclic number.

It is not a de Polignac number, because 117885763 - 2⁵ = 117885731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117885767) 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 3 ways as a sum of consecutive naturals, for example, 879678 + ... + 879811.

It is an arithmetic number, because the mean of its divisors is an integer number (29911330).

Almost surely, 2^117885763 is an apocalyptic number.

117885763 is a deficient number, since it is larger than the sum of its proper divisors (1759557).

117885763 is an equidigital number, since it uses as much as digits as its factorization.

117885763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759556.

The product of its digits is 282240, while the sum is 46.

The square root of 117885763 is about 10857.5210338272. The cubic root of 117885763 is about 490.3284802896.

The spelling of 117885763 in words is "one hundred seventeen million, eight hundred eighty-five thousand, seven hundred sixty-three".