117340841 has 2 divisors, whose sum is σ = 117340842. Its totient is φ = 117340840.

The previous prime is 117340837. The next prime is 117340843. The reversal of 117340841 is 148043711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86025625 + 31315216 = 9275^2 + 5596^2 .

It is a cyclic number.

It is not a de Polignac number, because 117340841 - 2² = 117340837 is a prime.

Together with 117340843, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117340843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58670420 + 58670421.

It is an arithmetic number, because the mean of its divisors is an integer number (58670421).

Almost surely, 2^117340841 is an apocalyptic number.

It is an amenable number.

117340841 is a deficient number, since it is larger than the sum of its proper divisors (1).

117340841 is an equidigital number, since it uses as much as digits as its factorization.

117340841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 117340841 is about 10832.3977493443. The cubic root of 117340841 is about 489.5718055717.

The spelling of 117340841 in words is "one hundred seventeen million, three hundred forty thousand, eight hundred forty-one".