117755563 has 4 divisors (see below), whose sum is σ = 119751480. Its totient is φ = 115759648.

The previous prime is 117755537. The next prime is 117755587. The reversal of 117755563 is 365557711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365557711 = 211 ⋅1732501.

It is a cyclic number.

It is not a de Polignac number, because 117755563 - 2⁵ = 117755531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117755063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997870 + ... + 997987.

It is an arithmetic number, because the mean of its divisors is an integer number (29937870).

Almost surely, 2^117755563 is an apocalyptic number.

117755563 is a deficient number, since it is larger than the sum of its proper divisors (1995917).

117755563 is an equidigital number, since it uses as much as digits as its factorization.

117755563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995916.

The product of its digits is 110250, while the sum is 40.

The square root of 117755563 is about 10851.5235335873. The cubic root of 117755563 is about 490.1478978791.

The spelling of 117755563 in words is "one hundred seventeen million, seven hundred fifty-five thousand, five hundred sixty-three".