214617983 has 2 divisors, whose sum is σ = 214617984. Its totient is φ = 214617982.

The previous prime is 214617973. The next prime is 214617989. The reversal of 214617983 is 389716412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214617983 - 2⁶ = 214617919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214617983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214617989) 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, 107308991 + 107308992.

It is an arithmetic number, because the mean of its divisors is an integer number (107308992).

Almost surely, 2^214617983 is an apocalyptic number.

214617983 is a deficient number, since it is larger than the sum of its proper divisors (1).

214617983 is an equidigital number, since it uses as much as digits as its factorization.

214617983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 214617983 is about 14649.8458353663. The cubic root of 214617983 is about 598.7176157333.

The spelling of 214617983 in words is "two hundred fourteen million, six hundred seventeen thousand, nine hundred eighty-three".