117795827 has 4 divisors (see below), whose sum is σ = 120979536. Its totient is φ = 114612120.

The previous prime is 117795823. The next prime is 117795851. The reversal of 117795827 is 728597711.

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 117795827 - 2² = 117795823 is a prime.

It is a super-2 number, since 2×117795827² = 27751713717227858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117795823) 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, 1591799 + ... + 1591872.

It is an arithmetic number, because the mean of its divisors is an integer number (30244884).

Almost surely, 2^117795827 is an apocalyptic number.

117795827 is a deficient number, since it is larger than the sum of its proper divisors (3183709).

117795827 is an equidigital number, since it uses as much as digits as its factorization.

117795827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183708.

The product of its digits is 246960, while the sum is 47.

The square root of 117795827 is about 10853.3785983905. The cubic root of 117795827 is about 490.2037567150.

The spelling of 117795827 in words is "one hundred seventeen million, seven hundred ninety-five thousand, eight hundred twenty-seven".