2697109 has 2 divisors, whose sum is σ = 2697110. Its totient is φ = 2697108.

The previous prime is 2697073. The next prime is 2697113. The reversal of 2697109 is 9017962.

2697109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2490084 + 207025 = 1578^2 + 455^2 .

It is a cyclic number.

It is not a de Polignac number, because 2697109 - 2¹⁵ = 2664341 is a prime.

2697109 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2697179) 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, 1348554 + 1348555.

It is an arithmetic number, because the mean of its divisors is an integer number (1348555).

2^2697109 is an apocalyptic number.

It is an amenable number.

2697109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2697109 is an equidigital number, since it uses as much as digits as its factorization.

2697109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 2697109 is about 1642.2877336204. The cubic root of 2697109 is about 139.1979478768.

The spelling of 2697109 in words is "two million, six hundred ninety-seven thousand, one hundred nine".