214643983 has 2 divisors, whose sum is σ = 214643984. Its totient is φ = 214643982.

The previous prime is 214643953. The next prime is 214644013. The reversal of 214643983 is 389346412.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (214643953) and next prime (214644013).

It is a cyclic number.

It is not a de Polignac number, because 214643983 - 2⁵ = 214643951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214643953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107321991 + 107321992.

It is an arithmetic number, because the mean of its divisors is an integer number (107321992).

Almost surely, 2^214643983 is an apocalyptic number.

214643983 is a deficient number, since it is larger than the sum of its proper divisors (1).

214643983 is an equidigital number, since it uses as much as digits as its factorization.

214643983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

The square root of 214643983 is about 14650.7331898441. The cubic root of 214643983 is about 598.7417920694.

The spelling of 214643983 in words is "two hundred fourteen million, six hundred forty-three thousand, nine hundred eighty-three".