5305439 has 2 divisors, whose sum is σ = 5305440. Its totient is φ = 5305438.

The previous prime is 5305409. The next prime is 5305451. The reversal of 5305439 is 9345035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5305439 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5305409) 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, 2652719 + 2652720.

It is an arithmetic number, because the mean of its divisors is an integer number (2652720).

Almost surely, 2^5305439 is an apocalyptic number.

5305439 is a deficient number, since it is larger than the sum of its proper divisors (1).

5305439 is an equidigital number, since it uses as much as digits as its factorization.

5305439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 5305439 is about 2303.3538590499. The cubic root of 5305439 is about 174.4109610532.

The spelling of 5305439 in words is "five million, three hundred five thousand, four hundred thirty-nine".