116171329 has 2 divisors, whose sum is σ = 116171330. Its totient is φ = 116171328.

The previous prime is 116171299. The next prime is 116171333. The reversal of 116171329 is 923171611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107081104 + 9090225 = 10348^2 + 3015^2 .

It is a cyclic number.

It is not a de Polignac number, because 116171329 - 2⁷ = 116171201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116171329.

It is not a weakly prime, because it can be changed into another prime (116171359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58085664 + 58085665.

It is an arithmetic number, because the mean of its divisors is an integer number (58085665).

Almost surely, 2^116171329 is an apocalyptic number.

It is an amenable number.

116171329 is a deficient number, since it is larger than the sum of its proper divisors (1).

116171329 is an equidigital number, since it uses as much as digits as its factorization.

116171329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 31.

The square root of 116171329 is about 10778.2804287140. The cubic root of 116171329 is about 487.9398847050.

The spelling of 116171329 in words is "one hundred sixteen million, one hundred seventy-one thousand, three hundred twenty-nine".