2143653163 has 2 divisors, whose sum is σ = 2143653164. Its totient is φ = 2143653162.

The previous prime is 2143653151. The next prime is 2143653173. The reversal of 2143653163 is 3613563412.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2143653163 is a prime.

It is not a weakly prime, because it can be changed into another prime (2143653133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071826581 + 1071826582.

It is an arithmetic number, because the mean of its divisors is an integer number (1071826582).

Almost surely, 2^2143653163 is an apocalyptic number.

2143653163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143653163 is an equidigital number, since it uses as much as digits as its factorization.

2143653163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 2143653163 is about 46299.6021905156. The cubic root of 2143653163 is about 1289.3916092354.

The spelling of 2143653163 in words is "two billion, one hundred forty-three million, six hundred fifty-three thousand, one hundred sixty-three".