2104238893 has 2 divisors, whose sum is σ = 2104238894. Its totient is φ = 2104238892.

The previous prime is 2104238891. The next prime is 2104238897. The reversal of 2104238893 is 3988324012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2103323044 + 915849 = 45862^2 + 957^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104238893 - 2¹ = 2104238891 is a prime.

Together with 2104238891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104238891) 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, 1052119446 + 1052119447.

It is an arithmetic number, because the mean of its divisors is an integer number (1052119447).

Almost surely, 2^2104238893 is an apocalyptic number.

It is an amenable number.

2104238893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104238893 is an equidigital number, since it uses as much as digits as its factorization.

2104238893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 2104238893 is about 45871.9837482531. The cubic root of 2104238893 is about 1281.4402109894.

The spelling of 2104238893 in words is "two billion, one hundred four million, two hundred thirty-eight thousand, eight hundred ninety-three".