2099344349 has 2 divisors, whose sum is σ = 2099344350. Its totient is φ = 2099344348.

The previous prime is 2099344327. The next prime is 2099344427. The reversal of 2099344349 is 9434439902.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2099289124 + 55225 = 45818^2 + 235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2099344349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2099340349) 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, 1049672174 + 1049672175.

It is an arithmetic number, because the mean of its divisors is an integer number (1049672175).

Almost surely, 2^2099344349 is an apocalyptic number.

It is an amenable number.

2099344349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099344349 is an equidigital number, since it uses as much as digits as its factorization.

2099344349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 47.

The square root of 2099344349 is about 45818.6026521979. The cubic root of 2099344349 is about 1280.4458792089.

The spelling of 2099344349 in words is "two billion, ninety-nine million, three hundred forty-four thousand, three hundred forty-nine".