2104340899 has 2 divisors, whose sum is σ = 2104340900. Its totient is φ = 2104340898.

The previous prime is 2104340897. The next prime is 2104340911. The reversal of 2104340899 is 9980434012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2104340899 - 2¹ = 2104340897 is a prime.

Together with 2104340897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2104340897) 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, 1052170449 + 1052170450.

It is an arithmetic number, because the mean of its divisors is an integer number (1052170450).

Almost surely, 2^2104340899 is an apocalyptic number.

2104340899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104340899 is an equidigital number, since it uses as much as digits as its factorization.

2104340899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 2104340899 is about 45873.0955898989. The cubic root of 2104340899 is about 1281.4609172059.

The spelling of 2104340899 in words is "two billion, one hundred four million, three hundred forty thousand, eight hundred ninety-nine".