117446291 has 2 divisors, whose sum is σ = 117446292. Its totient is φ = 117446290.

The previous prime is 117446267. The next prime is 117446311. The reversal of 117446291 is 192644711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117446291 - 2²² = 113251987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117446221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58723145 + 58723146.

It is an arithmetic number, because the mean of its divisors is an integer number (58723146).

Almost surely, 2^117446291 is an apocalyptic number.

117446291 is a deficient number, since it is larger than the sum of its proper divisors (1).

117446291 is an equidigital number, since it uses as much as digits as its factorization.

117446291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 117446291 is about 10837.2639997372. The cubic root of 117446291 is about 489.7184151965.

The spelling of 117446291 in words is "one hundred seventeen million, four hundred forty-six thousand, two hundred ninety-one".