6459559 has 2 divisors, whose sum is σ = 6459560. Its totient is φ = 6459558.

The previous prime is 6459553. The next prime is 6459569. The reversal of 6459559 is 9559546.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6459559 - 2¹⁹ = 5935271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6459553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3229779 + 3229780.

It is an arithmetic number, because the mean of its divisors is an integer number (3229780).

Almost surely, 2^6459559 is an apocalyptic number.

6459559 is a deficient number, since it is larger than the sum of its proper divisors (1).

6459559 is an equidigital number, since it uses as much as digits as its factorization.

6459559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 43.

The square root of 6459559 is about 2541.5662493825. The cubic root of 6459559 is about 186.2377101030.

The spelling of 6459559 in words is "six million, four hundred fifty-nine thousand, five hundred fifty-nine".