2163313043 has 2 divisors, whose sum is σ = 2163313044. Its totient is φ = 2163313042.

The previous prime is 2163312997. The next prime is 2163313049. The reversal of 2163313043 is 3403133612.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2163313043 - 2¹² = 2163308947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2163313049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081656521 + 1081656522.

It is an arithmetic number, because the mean of its divisors is an integer number (1081656522).

Almost surely, 2^2163313043 is an apocalyptic number.

2163313043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163313043 is an equidigital number, since it uses as much as digits as its factorization.

2163313043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 2163313043 is about 46511.4291653138. The cubic root of 2163313043 is about 1293.3213777738.

Adding to 2163313043 its reverse (3403133612), we get a palindrome (5566446655).

The spelling of 2163313043 in words is "two billion, one hundred sixty-three million, three hundred thirteen thousand, forty-three".