109795109 has 2 divisors, whose sum is σ = 109795110. Its totient is φ = 109795108.

The previous prime is 109795099. The next prime is 109795141. The reversal of 109795109 is 901597901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73530625 + 36264484 = 8575^2 + 6022^2 .

It is a cyclic number.

It is not a de Polignac number, because 109795109 - 2⁴ = 109795093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109795159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54897554 + 54897555.

It is an arithmetic number, because the mean of its divisors is an integer number (54897555).

Almost surely, 2^109795109 is an apocalyptic number.

It is an amenable number.

109795109 is a deficient number, since it is larger than the sum of its proper divisors (1).

109795109 is an equidigital number, since it uses as much as digits as its factorization.

109795109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 41.

The square root of 109795109 is about 10478.3161338070. The cubic root of 109795109 is about 478.8443102612.

The spelling of 109795109 in words is "one hundred nine million, seven hundred ninety-five thousand, one hundred nine".