117798411 has 4 divisors (see below), whose sum is σ = 157064552. Its totient is φ = 78532272.

The previous prime is 117798391. The next prime is 117798427. The reversal of 117798411 is 114897711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114897711 = 3 ⋅38299237.

It is not a de Polignac number, because 117798411 - 2⁷ = 117798283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117798411.

It is not an unprimeable number, because it can be changed into a prime (117798011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19633066 + ... + 19633071.

It is an arithmetic number, because the mean of its divisors is an integer number (39266138).

Almost surely, 2^117798411 is an apocalyptic number.

117798411 is a deficient number, since it is larger than the sum of its proper divisors (39266141).

117798411 is an equidigital number, since it uses as much as digits as its factorization.

117798411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39266140.

The product of its digits is 14112, while the sum is 39.

The square root of 117798411 is about 10853.4976390102. The cubic root of 117798411 is about 490.2073411013.

The spelling of 117798411 in words is "one hundred seventeen million, seven hundred ninety-eight thousand, four hundred eleven".