117211801 has 8 divisors (see below), whose sum is σ = 134269184. Its totient is φ = 100232640.

The previous prime is 117211781. The next prime is 117211847. The reversal of 117211801 is 108112711.

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

It is a cyclic number.

It is not a de Polignac number, because 117211801 - 2¹⁷ = 117080729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117211891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16305 + ... + 22366.

It is an arithmetic number, because the mean of its divisors is an integer number (16783648).

Almost surely, 2^117211801 is an apocalyptic number.

It is an amenable number.

117211801 is a deficient number, since it is larger than the sum of its proper divisors (17057383).

117211801 is an equidigital number, since it uses as much as digits as its factorization.

117211801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39111.

The product of its (nonzero) digits is 112, while the sum is 22.

The square root of 117211801 is about 10826.4399042344. The cubic root of 117211801 is about 489.3922786566.

The spelling of 117211801 in words is "one hundred seventeen million, two hundred eleven thousand, eight hundred one".