6740422453 has 2 divisors, whose sum is σ = 6740422454. Its totient is φ = 6740422452.

The previous prime is 6740422379. The next prime is 6740422471. The reversal of 6740422453 is 3542240476.

6740422453 is digitally balanced in base 3, 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., 5194517329 + 1545905124 = 72073^2 + 39318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6740422453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6740422253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370211226 + 3370211227.

It is an arithmetic number, because the mean of its divisors is an integer number (3370211227).

Almost surely, 2^6740422453 is an apocalyptic number.

It is an amenable number.

6740422453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6740422453 is an equidigital number, since it uses as much as digits as its factorization.

6740422453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 6740422453 is about 82100.0758404035. The cubic root of 6740422453 is about 1888.9873033738.

The spelling of 6740422453 in words is "six billion, seven hundred forty million, four hundred twenty-two thousand, four hundred fifty-three".