117563611 has 4 divisors (see below), whose sum is σ = 128251224. Its totient is φ = 106876000.

The previous prime is 117563609. The next prime is 117563629. The reversal of 117563611 is 116365711.

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

It is not a de Polignac number, because 117563611 - 2¹ = 117563609 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117563681) 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, 5343790 + ... + 5343811.

It is an arithmetic number, because the mean of its divisors is an integer number (32062806).

Almost surely, 2^117563611 is an apocalyptic number.

117563611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117563611 is a deficient number, since it is larger than the sum of its proper divisors (10687613).

117563611 is a wasteful number, since it uses less digits than its factorization.

117563611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10687612.

The product of its digits is 3780, while the sum is 31.

The square root of 117563611 is about 10842.6754539643. The cubic root of 117563611 is about 489.8814248693.

The spelling of 117563611 in words is "one hundred seventeen million, five hundred sixty-three thousand, six hundred eleven".