109094309 has 2 divisors, whose sum is σ = 109094310. Its totient is φ = 109094308.

The previous prime is 109094303. The next prime is 109094327. The reversal of 109094309 is 903490901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105472900 + 3621409 = 10270^2 + 1903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109094309 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109094303) 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, 54547154 + 54547155.

It is an arithmetic number, because the mean of its divisors is an integer number (54547155).

Almost surely, 2^109094309 is an apocalyptic number.

It is an amenable number.

109094309 is a deficient number, since it is larger than the sum of its proper divisors (1).

109094309 is an equidigital number, since it uses as much as digits as its factorization.

109094309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 109094309 is about 10444.8221143301. The cubic root of 109094309 is about 477.8233461355.

The spelling of 109094309 in words is "one hundred nine million, ninety-four thousand, three hundred nine".