3091098449 has 2 divisors, whose sum is σ = 3091098450. Its totient is φ = 3091098448.

The previous prime is 3091098431. The next prime is 3091098481. The reversal of 3091098449 is 9448901903.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2546716225 + 544382224 = 50465^2 + 23332^2 .

It is a cyclic number.

It is not a de Polignac number, because 3091098449 - 2⁸ = 3091098193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3091098419) 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, 1545549224 + 1545549225.

It is an arithmetic number, because the mean of its divisors is an integer number (1545549225).

Almost surely, 2^3091098449 is an apocalyptic number.

It is an amenable number.

3091098449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3091098449 is an equidigital number, since it uses as much as digits as its factorization.

3091098449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 3091098449 is about 55597.6478729092. The cubic root of 3091098449 is about 1456.7027689149.

The spelling of 3091098449 in words is "three billion, ninety-one million, ninety-eight thousand, four hundred forty-nine".