5355439 has 2 divisors, whose sum is σ = 5355440. Its totient is φ = 5355438.

The previous prime is 5355433. The next prime is 5355443. The reversal of 5355439 is 9345535.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5355439 - 2³ = 5355431 is a 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 (5355431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2677719 + 2677720.

It is an arithmetic number, because the mean of its divisors is an integer number (2677720).

Almost surely, 2^5355439 is an apocalyptic number.

5355439 is a deficient number, since it is larger than the sum of its proper divisors (1).

5355439 is an equidigital number, since it uses as much as digits as its factorization.

5355439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40500, while the sum is 34.

The square root of 5355439 is about 2314.1821449488. The cubic root of 5355439 is about 174.9571486918.

The spelling of 5355439 in words is "five million, three hundred fifty-five thousand, four hundred thirty-nine".