2104019873 has 2 divisors, whose sum is σ = 2104019874. Its totient is φ = 2104019872.

The previous prime is 2104019851. The next prime is 2104019899. The reversal of 2104019873 is 3789104012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2037890449 + 66129424 = 45143^2 + 8132^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104019873 - 2⁶ = 2104019809 is a prime.

It is a super-2 number, since 2×2104019873² = 8853799251957872258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2104069873) 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, 1052009936 + 1052009937.

It is an arithmetic number, because the mean of its divisors is an integer number (1052009937).

Almost surely, 2^2104019873 is an apocalyptic number.

It is an amenable number.

2104019873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104019873 is an equidigital number, since it uses as much as digits as its factorization.

2104019873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 2104019873 is about 45869.5963902016. The cubic root of 2104019873 is about 1281.3957498188.

The spelling of 2104019873 in words is "two billion, one hundred four million, nineteen thousand, eight hundred seventy-three".