2104108943 has 2 divisors, whose sum is σ = 2104108944. Its totient is φ = 2104108942.

The previous prime is 2104108939. The next prime is 2104108961. The reversal of 2104108943 is 3498014012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2104108943 - 2² = 2104108939 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104108843) 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, 1052054471 + 1052054472.

It is an arithmetic number, because the mean of its divisors is an integer number (1052054472).

Almost surely, 2^2104108943 is an apocalyptic number.

2104108943 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104108943 is an equidigital number, since it uses as much as digits as its factorization.

2104108943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2104108943 is about 45870.5672844799. The cubic root of 2104108943 is about 1281.4138314460.

The spelling of 2104108943 in words is "two billion, one hundred four million, one hundred eight thousand, nine hundred forty-three".