216703127 has 2 divisors, whose sum is σ = 216703128. Its totient is φ = 216703126.

The previous prime is 216703073. The next prime is 216703133. The reversal of 216703127 is 721307612.

216703127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 216703127 - 2¹⁶ = 216637591 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 216703127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216703027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108351563 + 108351564.

It is an arithmetic number, because the mean of its divisors is an integer number (108351564).

Almost surely, 2^216703127 is an apocalyptic number.

216703127 is a deficient number, since it is larger than the sum of its proper divisors (1).

216703127 is an equidigital number, since it uses as much as digits as its factorization.

216703127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 216703127 is about 14720.8398877238. The cubic root of 216703127 is about 600.6503383639.

The spelling of 216703127 in words is "two hundred sixteen million, seven hundred three thousand, one hundred twenty-seven".