1099308673 has 2 divisors, whose sum is σ = 1099308674. Its totient is φ = 1099308672.

The previous prime is 1099308671. The next prime is 1099308677. The reversal of 1099308673 is 3768039901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 945747009 + 153561664 = 30753^2 + 12392^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099308673 - 2¹ = 1099308671 is a prime.

Together with 1099308671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1099308671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549654336 + 549654337.

It is an arithmetic number, because the mean of its divisors is an integer number (549654337).

Almost surely, 2^1099308673 is an apocalyptic number.

It is an amenable number.

1099308673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099308673 is an equidigital number, since it uses as much as digits as its factorization.

1099308673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 1099308673 is about 33155.8241188483. The cubic root of 1099308673 is about 1032.0638146470.

The spelling of 1099308673 in words is "one billion, ninety-nine million, three hundred eight thousand, six hundred seventy-three".