6779453 has 2 divisors, whose sum is σ = 6779454. Its totient is φ = 6779452.

The previous prime is 6779449. The next prime is 6779459. The reversal of 6779453 is 3549776.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6775609 + 3844 = 2603^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 6779453 - 2² = 6779449 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6779453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6779459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3389726 + 3389727.

It is an arithmetic number, because the mean of its divisors is an integer number (3389727).

Almost surely, 2^6779453 is an apocalyptic number.

It is an amenable number.

6779453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6779453 is an equidigital number, since it uses as much as digits as its factorization.

6779453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 41.

The square root of 6779453 is about 2603.7382740975. The cubic root of 6779453 is about 189.2626360919.

The spelling of 6779453 in words is "six million, seven hundred seventy-nine thousand, four hundred fifty-three".