2104044517 has 2 divisors, whose sum is σ = 2104044518. Its totient is φ = 2104044516.

The previous prime is 2104044499. The next prime is 2104044521. The reversal of 2104044517 is 7154404012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1891293121 + 212751396 = 43489^2 + 14586^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104044517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104048517) 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, 1052022258 + 1052022259.

It is an arithmetic number, because the mean of its divisors is an integer number (1052022259).

Almost surely, 2^2104044517 is an apocalyptic number.

It is an amenable number.

2104044517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104044517 is an equidigital number, since it uses as much as digits as its factorization.

2104044517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2104044517 is about 45869.8650205121. The cubic root of 2104044517 is about 1281.4007527173.

Adding to 2104044517 its reverse (7154404012), we get a palindrome (9258448529).

The spelling of 2104044517 in words is "two billion, one hundred four million, forty-four thousand, five hundred seventeen".