549590771 has 2 divisors, whose sum is σ = 549590772. Its totient is φ = 549590770.

The previous prime is 549590737. The next prime is 549590779. The reversal of 549590771 is 177095945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 549590771 - 2¹⁴ = 549574387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (549590779) 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, 274795385 + 274795386.

It is an arithmetic number, because the mean of its divisors is an integer number (274795386).

Almost surely, 2^549590771 is an apocalyptic number.

549590771 is a deficient number, since it is larger than the sum of its proper divisors (1).

549590771 is an equidigital number, since it uses as much as digits as its factorization.

549590771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 396900, while the sum is 47.

The square root of 549590771 is about 23443.3523839915. The cubic root of 549590771 is about 819.1180141058.

The spelling of 549590771 in words is "five hundred forty-nine million, five hundred ninety thousand, seven hundred seventy-one".