117284611 has 4 divisors (see below), whose sum is σ = 117654912. Its totient is φ = 116914312.

The previous prime is 117284597. The next prime is 117284617. The reversal of 117284611 is 116482711.

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

It is a cyclic number.

It is not a de Polignac number, because 117284611 - 2⁹ = 117284099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117284617) 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, 184675 + ... + 185308.

It is an arithmetic number, because the mean of its divisors is an integer number (29413728).

Almost surely, 2^117284611 is an apocalyptic number.

117284611 is a deficient number, since it is larger than the sum of its proper divisors (370301).

117284611 is an equidigital number, since it uses as much as digits as its factorization.

117284611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370300.

The product of its digits is 2688, while the sum is 31.

The square root of 117284611 is about 10829.8019834159. The cubic root of 117284611 is about 489.4935917665.

The spelling of 117284611 in words is "one hundred seventeen million, two hundred eighty-four thousand, six hundred eleven".