2163045263 has 2 divisors, whose sum is σ = 2163045264. Its totient is φ = 2163045262.

The previous prime is 2163045259. The next prime is 2163045347. The reversal of 2163045263 is 3625403612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2163045263 - 2² = 2163045259 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2163045223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081522631 + 1081522632.

It is an arithmetic number, because the mean of its divisors is an integer number (1081522632).

Almost surely, 2^2163045263 is an apocalyptic number.

2163045263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163045263 is an equidigital number, since it uses as much as digits as its factorization.

2163045263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 2163045263 is about 46508.5504289265. The cubic root of 2163045263 is about 1293.2680121132.

Adding to 2163045263 its reverse (3625403612), we get a palindrome (5788448875).

The spelling of 2163045263 in words is "two billion, one hundred sixty-three million, forty-five thousand, two hundred sixty-three".