216984083 has 2 divisors, whose sum is σ = 216984084. Its totient is φ = 216984082.

The previous prime is 216984043. The next prime is 216984127. The reversal of 216984083 is 380489612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216984083 - 2¹⁶ = 216918547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 216984083.

It is not a weakly prime, because it can be changed into another prime (216984043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108492041 + 108492042.

It is an arithmetic number, because the mean of its divisors is an integer number (108492042).

Almost surely, 2^216984083 is an apocalyptic number.

216984083 is a deficient number, since it is larger than the sum of its proper divisors (1).

216984083 is an equidigital number, since it uses as much as digits as its factorization.

216984083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 216984083 is about 14730.3795945658. The cubic root of 216984083 is about 600.9098076823.

The spelling of 216984083 in words is "two hundred sixteen million, nine hundred eighty-four thousand, eighty-three".