5424509 has 2 divisors, whose sum is σ = 5424510. Its totient is φ = 5424508.

The previous prime is 5424487. The next prime is 5424511. The reversal of 5424509 is 9054245.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5189284 + 235225 = 2278^2 + 485^2 .

It is a cyclic number.

It is not a de Polignac number, because 5424509 - 2¹² = 5420413 is a prime.

Together with 5424511, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5424569) 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, 2712254 + 2712255.

It is an arithmetic number, because the mean of its divisors is an integer number (2712255).

Almost surely, 2^5424509 is an apocalyptic number.

It is an amenable number.

5424509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5424509 is an equidigital number, since it uses as much as digits as its factorization.

5424509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5424509 is about 2329.0575347123. The cubic root of 5424509 is about 175.7060887432.

The spelling of 5424509 in words is "five million, four hundred twenty-four thousand, five hundred nine".