2740453 has 2 divisors, whose sum is σ = 2740454. Its totient is φ = 2740452.

The previous prime is 2740421. The next prime is 2740459. The reversal of 2740453 is 3540472.

2740453 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., 1399489 + 1340964 = 1183^2 + 1158^2 .

It is a cyclic number.

It is not a de Polignac number, because 2740453 - 2⁵ = 2740421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2740459) 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, 1370226 + 1370227.

It is an arithmetic number, because the mean of its divisors is an integer number (1370227).

2^2740453 is an apocalyptic number.

It is an amenable number.

2740453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2740453 is an equidigital number, since it uses as much as digits as its factorization.

2740453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 2740453 is about 1655.4313637237. The cubic root of 2740453 is about 139.9396508601.

The spelling of 2740453 in words is "two million, seven hundred forty thousand, four hundred fifty-three".