1099109117 has 2 divisors, whose sum is σ = 1099109118. Its totient is φ = 1099109116.

The previous prime is 1099109107. The next prime is 1099109129. The reversal of 1099109117 is 7119019901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 905648836 + 193460281 = 30094^2 + 13909^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099109117 - 2⁴ = 1099109101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1099109107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549554558 + 549554559.

It is an arithmetic number, because the mean of its divisors is an integer number (549554559).

Almost surely, 2^1099109117 is an apocalyptic number.

It is an amenable number.

1099109117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099109117 is an equidigital number, since it uses as much as digits as its factorization.

1099109117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 38.

The square root of 1099109117 is about 33152.8146165601. The cubic root of 1099109117 is about 1032.0013611569.

The spelling of 1099109117 in words is "one billion, ninety-nine million, one hundred nine thousand, one hundred seventeen".