108483821 has 2 divisors, whose sum is σ = 108483822. Its totient is φ = 108483820.

The previous prime is 108483799. The next prime is 108483829. The reversal of 108483821 is 128384801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61011721 + 47472100 = 7811^2 + 6890^2 .

It is an emirp because it is prime and its reverse (128384801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108483821 - 2⁶ = 108483757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108483829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54241910 + 54241911.

It is an arithmetic number, because the mean of its divisors is an integer number (54241911).

Almost surely, 2^108483821 is an apocalyptic number.

It is an amenable number.

108483821 is a deficient number, since it is larger than the sum of its proper divisors (1).

108483821 is an equidigital number, since it uses as much as digits as its factorization.

108483821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 108483821 is about 10415.5566821942. The cubic root of 108483821 is about 476.9303840612.

The spelling of 108483821 in words is "one hundred eight million, four hundred eighty-three thousand, eight hundred twenty-one".