118647163 has 2 divisors, whose sum is σ = 118647164. Its totient is φ = 118647162.

The previous prime is 118647161. The next prime is 118647167. The reversal of 118647163 is 361746811.

It is a weak prime.

It is an emirp because it is prime and its reverse (361746811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118647163 - 2¹ = 118647161 is a prime.

Together with 118647161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (118647161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59323581 + 59323582.

It is an arithmetic number, because the mean of its divisors is an integer number (59323582).

Almost surely, 2^118647163 is an apocalyptic number.

118647163 is a deficient number, since it is larger than the sum of its proper divisors (1).

118647163 is an equidigital number, since it uses as much as digits as its factorization.

118647163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 118647163 is about 10892.5278516972. The cubic root of 118647163 is about 491.3818594254.

The spelling of 118647163 in words is "one hundred eighteen million, six hundred forty-seven thousand, one hundred sixty-three".