5547779 has 2 divisors, whose sum is σ = 5547780. Its totient is φ = 5547778.

The previous prime is 5547769. The next prime is 5547827. The reversal of 5547779 is 9777455.

5547779 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5547779 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5547709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2773889 + 2773890.

It is an arithmetic number, because the mean of its divisors is an integer number (2773890).

Almost surely, 2^5547779 is an apocalyptic number.

5547779 is a deficient number, since it is larger than the sum of its proper divisors (1).

5547779 is an equidigital number, since it uses as much as digits as its factorization.

5547779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 308700, while the sum is 44.

The square root of 5547779 is about 2355.3723697114. The cubic root of 5547779 is about 177.0270847080.

The spelling of 5547779 in words is "five million, five hundred forty-seven thousand, seven hundred seventy-nine".