549502871 has 2 divisors, whose sum is σ = 549502872. Its totient is φ = 549502870.

The previous prime is 549502859. The next prime is 549502909. The reversal of 549502871 is 178205945.

549502871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 549502871 - 2²² = 545308567 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (549502801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274751435 + 274751436.

It is an arithmetic number, because the mean of its divisors is an integer number (274751436).

Almost surely, 2^549502871 is an apocalyptic number.

549502871 is a deficient number, since it is larger than the sum of its proper divisors (1).

549502871 is an equidigital number, since it uses as much as digits as its factorization.

549502871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 549502871 is about 23441.4775771494. The cubic root of 549502871 is about 819.0743426348.

The spelling of 549502871 in words is "five hundred forty-nine million, five hundred two thousand, eight hundred seventy-one".