5594509 has 2 divisors, whose sum is σ = 5594510. Its totient is φ = 5594508.

The previous prime is 5594507. The next prime is 5594527. The reversal of 5594509 is 9054955.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3433609 + 2160900 = 1853^2 + 1470^2 .

It is a cyclic number.

It is not a de Polignac number, because 5594509 - 2¹ = 5594507 is a prime.

Together with 5594507, it forms a pair of twin primes.

5594509 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5594507) 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, 2797254 + 2797255.

It is an arithmetic number, because the mean of its divisors is an integer number (2797255).

Almost surely, 2^5594509 is an apocalyptic number.

It is an amenable number.

5594509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5594509 is an equidigital number, since it uses as much as digits as its factorization.

5594509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 5594509 is about 2365.2714431963. The cubic root of 5594509 is about 177.5227399286.

The spelling of 5594509 in words is "five million, five hundred ninety-four thousand, five hundred nine".