117101191 has 4 divisors (see below), whose sum is σ = 117130384. Its totient is φ = 117072000.

The previous prime is 117101183. The next prime is 117101203. The reversal of 117101191 is 191101711.

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 117101191 - 2³ = 117101183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117101591) 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, 7395 + ... + 16996.

It is an arithmetic number, because the mean of its divisors is an integer number (29282596).

Almost surely, 2^117101191 is an apocalyptic number.

117101191 is a deficient number, since it is larger than the sum of its proper divisors (29193).

117101191 is an equidigital number, since it uses as much as digits as its factorization.

117101191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29192.

The product of its (nonzero) digits is 63, while the sum is 22.

The square root of 117101191 is about 10821.3303710773. The cubic root of 117101191 is about 489.2382875738.

The spelling of 117101191 in words is "one hundred seventeen million, one hundred one thousand, one hundred ninety-one".