2159368663 has 2 divisors, whose sum is σ = 2159368664. Its totient is φ = 2159368662.

The previous prime is 2159368657. The next prime is 2159368667. The reversal of 2159368663 is 3668639512.

It is a happy number.

2159368663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2159368663 - 2⁹ = 2159368151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2159368667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079684331 + 1079684332.

It is an arithmetic number, because the mean of its divisors is an integer number (1079684332).

Almost surely, 2^2159368663 is an apocalyptic number.

2159368663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159368663 is an equidigital number, since it uses as much as digits as its factorization.

2159368663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 49.

The square root of 2159368663 is about 46469.0075534221. The cubic root of 2159368663 is about 1292.5348596788.

The spelling of 2159368663 in words is "two billion, one hundred fifty-nine million, three hundred sixty-eight thousand, six hundred sixty-three".