2740811 has 2 divisors, whose sum is σ = 2740812. Its totient is φ = 2740810.

The previous prime is 2740799. The next prime is 2740817. The reversal of 2740811 is 1180472.

2740811 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 is a cyclic number.

It is not a de Polignac number, because 2740811 - 2¹⁰ = 2739787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2740817) 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, 1370405 + 1370406.

It is an arithmetic number, because the mean of its divisors is an integer number (1370406).

2^2740811 is an apocalyptic number.

2740811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740811 is an equidigital number, since it uses as much as digits as its factorization.

2740811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 2740811 is about 1655.5394891092. The cubic root of 2740811 is about 139.9457442825.

The spelling of 2740811 in words is "two million, seven hundred forty thousand, eight hundred eleven".