2695409 has 2 divisors, whose sum is σ = 2695410. Its totient is φ = 2695408.

The previous prime is 2695391. The next prime is 2695411. The reversal of 2695409 is 9045962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 183184 = 1585^2 + 428^2 .

It is a cyclic number.

It is not a de Polignac number, because 2695409 - 2¹⁶ = 2629873 is a prime.

Together with 2695411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2695499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347704 + 1347705.

It is an arithmetic number, because the mean of its divisors is an integer number (1347705).

2^2695409 is an apocalyptic number.

It is an amenable number.

2695409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2695409 is an equidigital number, since it uses as much as digits as its factorization.

2695409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2695409 is about 1641.7700813451. The cubic root of 2695409 is about 139.1686960314.

The spelling of 2695409 in words is "two million, six hundred ninety-five thousand, four hundred nine".