1099107109 has 2 divisors, whose sum is σ = 1099107110. Its totient is φ = 1099107108.

The previous prime is 1099107101. The next prime is 1099107151. The reversal of 1099107109 is 9017019901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1083858084 + 15249025 = 32922^2 + 3905^2 .

It is an emirp because it is prime and its reverse (9017019901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1099107109 - 2³ = 1099107101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1099107101) 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, 549553554 + 549553555.

It is an arithmetic number, because the mean of its divisors is an integer number (549553555).

Almost surely, 2^1099107109 is an apocalyptic number.

It is an amenable number.

1099107109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099107109 is an equidigital number, since it uses as much as digits as its factorization.

1099107109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103, while the sum is 37.

The square root of 1099107109 is about 33152.7843325414. The cubic root of 1099107109 is about 1032.0007326903. Note that the first 3 decimals are identical.

The spelling of 1099107109 in words is "one billion, ninety-nine million, one hundred seven thousand, one hundred nine".