2095309 has 2 divisors, whose sum is σ = 2095310. Its totient is φ = 2095308.

The previous prime is 2095283. The next prime is 2095343. The reversal of 2095309 is 9035902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1814409 + 280900 = 1347^2 + 530^2 .

It is a cyclic number.

It is not a de Polignac number, because 2095309 - 2⁹ = 2094797 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 (2095399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1047654 + 1047655.

It is an arithmetic number, because the mean of its divisors is an integer number (1047655).

2^2095309 is an apocalyptic number.

It is an amenable number.

2095309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2095309 is an equidigital number, since it uses as much as digits as its factorization.

2095309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 2095309 is about 1447.5182209561. The cubic root of 2095309 is about 127.9624930797.

The spelling of 2095309 in words is "two million, ninety-five thousand, three hundred nine".