2143316827 has 2 divisors, whose sum is σ = 2143316828. Its totient is φ = 2143316826.

The previous prime is 2143316789. The next prime is 2143316839. The reversal of 2143316827 is 7286133412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2143316827 - 2²³ = 2134928219 is a prime.

It is not a weakly prime, because it can be changed into another prime (2143316887) 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, 1071658413 + 1071658414.

It is an arithmetic number, because the mean of its divisors is an integer number (1071658414).

Almost surely, 2^2143316827 is an apocalyptic number.

2143316827 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143316827 is an equidigital number, since it uses as much as digits as its factorization.

2143316827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 2143316827 is about 46295.9698785974. The cubic root of 2143316827 is about 1289.3241711650.

The spelling of 2143316827 in words is "two billion, one hundred forty-three million, three hundred sixteen thousand, eight hundred twenty-seven".