18283163 has 2 divisors, whose sum is σ = 18283164. Its totient is φ = 18283162.

The previous prime is 18283151. The next prime is 18283189. The reversal of 18283163 is 36138281.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18283163 - 2⁴ = 18283147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (18283193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9141581 + 9141582.

It is an arithmetic number, because the mean of its divisors is an integer number (9141582).

Almost surely, 2^18283163 is an apocalyptic number.

18283163 is a deficient number, since it is larger than the sum of its proper divisors (1).

18283163 is an equidigital number, since it uses as much as digits as its factorization.

18283163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 18283163 is about 4275.8815465352. The cubic root of 18283163 is about 263.4412491874.

The spelling of 18283163 in words is "eighteen million, two hundred eighty-three thousand, one hundred sixty-three".