2118563053 has 2 divisors, whose sum is σ = 2118563054. Its totient is φ = 2118563052.

The previous prime is 2118563009. The next prime is 2118563063. The reversal of 2118563053 is 3503658112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1292977764 + 825585289 = 35958^2 + 28733^2 .

It is a cyclic number.

It is not a de Polignac number, because 2118563053 - 2²⁹ = 1581692141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118563063) 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, 1059281526 + 1059281527.

It is an arithmetic number, because the mean of its divisors is an integer number (1059281527).

Almost surely, 2^2118563053 is an apocalyptic number.

It is an amenable number.

2118563053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118563053 is an equidigital number, since it uses as much as digits as its factorization.

2118563053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 2118563053 is about 46027.8508405509. The cubic root of 2118563053 is about 1284.3413487772.

The spelling of 2118563053 in words is "two billion, one hundred eighteen million, five hundred sixty-three thousand, fifty-three".