117994241 has 2 divisors, whose sum is σ = 117994242. Its totient is φ = 117994240.

The previous prime is 117994183. The next prime is 117994259. The reversal of 117994241 is 142499711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117831025 + 163216 = 10855^2 + 404^2 .

It is a cyclic number.

It is not a de Polignac number, because 117994241 - 2¹⁰ = 117993217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 117994195 and 117994204.

It is not a weakly prime, because it can be changed into another prime (117994291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58997120 + 58997121.

It is an arithmetic number, because the mean of its divisors is an integer number (58997121).

Almost surely, 2^117994241 is an apocalyptic number.

It is an amenable number.

117994241 is a deficient number, since it is larger than the sum of its proper divisors (1).

117994241 is an equidigital number, since it uses as much as digits as its factorization.

117994241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 38.

The square root of 117994241 is about 10862.5154085046. The cubic root of 117994241 is about 490.4788336058.

The spelling of 117994241 in words is "one hundred seventeen million, nine hundred ninety-four thousand, two hundred forty-one".