1116203063 has 2 divisors, whose sum is σ = 1116203064. Its totient is φ = 1116203062.

The previous prime is 1116203057. The next prime is 1116203111. The reversal of 1116203063 is 3603026111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1116203063 - 2⁸ = 1116202807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116223063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558101531 + 558101532.

It is an arithmetic number, because the mean of its divisors is an integer number (558101532).

Almost surely, 2^1116203063 is an apocalyptic number.

1116203063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116203063 is an equidigital number, since it uses as much as digits as its factorization.

1116203063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1116203063 is about 33409.6253046933. The cubic root of 1116203063 is about 1037.3239457015.

Adding to 1116203063 its reverse (3603026111), we get a palindrome (4719229174).

The spelling of 1116203063 in words is "one billion, one hundred sixteen million, two hundred three thousand, sixty-three".