117211066 has 8 divisors (see below), whose sum is σ = 200933280. Its totient is φ = 50233308.

The previous prime is 117211051. The next prime is 117211103. The reversal of 117211066 is 660112711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 117211066.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4186096 + ... + 4186123.

It is an arithmetic number, because the mean of its divisors is an integer number (25116660).

Almost surely, 2^117211066 is an apocalyptic number.

117211066 is a deficient number, since it is larger than the sum of its proper divisors (83722214).

117211066 is an equidigital number, since it uses as much as digits as its factorization.

117211066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8372228.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 117211066 is about 10826.4059595048. The cubic root of 117211066 is about 489.3912557105.

Adding to 117211066 its reverse (660112711), we get a palindrome (777323777).

The spelling of 117211066 in words is "one hundred seventeen million, two hundred eleven thousand, sixty-six".