550504039 has 2 divisors, whose sum is σ = 550504040. Its totient is φ = 550504038.

The previous prime is 550504027. The next prime is 550504063. The reversal of 550504039 is 930405055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550504039 - 2¹⁷ = 550372967 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550504039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550504069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275252019 + 275252020.

It is an arithmetic number, because the mean of its divisors is an integer number (275252020).

Almost surely, 2^550504039 is an apocalyptic number.

550504039 is a deficient number, since it is larger than the sum of its proper divisors (1).

550504039 is an equidigital number, since it uses as much as digits as its factorization.

550504039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 550504039 is about 23462.8224857965. The cubic root of 550504039 is about 819.5714789551.

The spelling of 550504039 in words is "five hundred fifty million, five hundred four thousand, thirty-nine".