5055439 has 2 divisors, whose sum is σ = 5055440. Its totient is φ = 5055438.

The previous prime is 5055431. The next prime is 5055473. The reversal of 5055439 is 9345505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5055439 - 2³ = 5055431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5055439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5055431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527719 + 2527720.

It is an arithmetic number, because the mean of its divisors is an integer number (2527720).

Almost surely, 2^5055439 is an apocalyptic number.

5055439 is a deficient number, since it is larger than the sum of its proper divisors (1).

5055439 is an equidigital number, since it uses as much as digits as its factorization.

5055439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5055439 is about 2248.4303413715. The cubic root of 5055439 is about 171.6272688466.

The spelling of 5055439 in words is "five million, fifty-five thousand, four hundred thirty-nine".