2104105774559 has 2 divisors, whose sum is σ = 2104105774560. Its totient is φ = 2104105774558.

The previous prime is 2104105774499. The next prime is 2104105774579. The reversal of 2104105774559 is 9554775014012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2104105774559 - 2¹⁶ = 2104105709023 is a prime.

It is a super-2 number, since 2×2104105774559² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104105774579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052052887279 + 1052052887280.

It is an arithmetic number, because the mean of its divisors is an integer number (1052052887280).

Almost surely, 2^{2104105774559} is an apocalyptic number.

2104105774559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104105774559 is an equidigital number, since it uses as much as digits as its factorization.

2104105774559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764000, while the sum is 50.

The spelling of 2104105774559 in words is "two trillion, one hundred four billion, one hundred five million, seven hundred seventy-four thousand, five hundred fifty-nine".