116181173 has 2 divisors, whose sum is σ = 116181174. Its totient is φ = 116181172.

The previous prime is 116181161. The next prime is 116181187. The reversal of 116181173 is 371181611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73239364 + 42941809 = 8558^2 + 6553^2 .

It is a cyclic number.

It is not a de Polignac number, because 116181173 - 2⁴ = 116181157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116181103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58090586 + 58090587.

It is an arithmetic number, because the mean of its divisors is an integer number (58090587).

Almost surely, 2^116181173 is an apocalyptic number.

It is an amenable number.

116181173 is a deficient number, since it is larger than the sum of its proper divisors (1).

116181173 is an equidigital number, since it uses as much as digits as its factorization.

116181173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 29.

The square root of 116181173 is about 10778.7370781553. The cubic root of 116181173 is about 487.9536664892.

The spelling of 116181173 in words is "one hundred sixteen million, one hundred eighty-one thousand, one hundred seventy-three".