117454171 has 2 divisors, whose sum is σ = 117454172. Its totient is φ = 117454170.

The previous prime is 117454159. The next prime is 117454177. The reversal of 117454171 is 171454711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117454171 - 2¹¹ = 117452123 is a prime.

It is equal to p_6704833 and since 117454171 and 6704833 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (117454177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58727085 + 58727086.

It is an arithmetic number, because the mean of its divisors is an integer number (58727086).

Almost surely, 2^117454171 is an apocalyptic number.

117454171 is a deficient number, since it is larger than the sum of its proper divisors (1).

117454171 is an equidigital number, since it uses as much as digits as its factorization.

117454171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3920, while the sum is 31.

The square root of 117454171 is about 10837.6275540360. The cubic root of 117454171 is about 489.7293674220.

The spelling of 117454171 in words is "one hundred seventeen million, four hundred fifty-four thousand, one hundred seventy-one".