2045803063 has 2 divisors, whose sum is σ = 2045803064. Its totient is φ = 2045803062.

The previous prime is 2045803061. The next prime is 2045803073. The reversal of 2045803063 is 3603085402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2045803063 - 2¹ = 2045803061 is a prime.

Together with 2045803061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045803061) 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, 1022901531 + 1022901532.

It is an arithmetic number, because the mean of its divisors is an integer number (1022901532).

Almost surely, 2^2045803063 is an apocalyptic number.

2045803063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045803063 is an equidigital number, since it uses as much as digits as its factorization.

2045803063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2045803063 is about 45230.5545289907. The cubic root of 2045803063 is about 1269.4665879469.

Adding to 2045803063 its reverse (3603085402), we get a palindrome (5648888465).

The spelling of 2045803063 in words is "two billion, forty-five million, eight hundred three thousand, sixty-three".