216110053 has 2 divisors, whose sum is σ = 216110054. Its totient is φ = 216110052.

The previous prime is 216110051. The next prime is 216110087. The reversal of 216110053 is 350011612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182736324 + 33373729 = 13518^2 + 5777^2 .

It is a cyclic number.

It is not a de Polignac number, because 216110053 - 2¹ = 216110051 is a prime.

Together with 216110051, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 216110053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216110051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108055026 + 108055027.

It is an arithmetic number, because the mean of its divisors is an integer number (108055027).

Almost surely, 2^216110053 is an apocalyptic number.

It is an amenable number.

216110053 is a deficient number, since it is larger than the sum of its proper divisors (1).

216110053 is an equidigital number, since it uses as much as digits as its factorization.

216110053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 216110053 is about 14700.6820590067. The cubic root of 216110053 is about 600.1018836245.

Adding to 216110053 its reverse (350011612), we get a palindrome (566121665).

The spelling of 216110053 in words is "two hundred sixteen million, one hundred ten thousand, fifty-three".