549146513 has 2 divisors, whose sum is σ = 549146514. Its totient is φ = 549146512.

The previous prime is 549146491. The next prime is 549146527. The reversal of 549146513 is 315641945.

549146513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 383689744 + 165456769 = 19588^2 + 12863^2 .

It is a cyclic number.

It is not a de Polignac number, because 549146513 - 2¹⁰ = 549145489 is a prime.

It is not a weakly prime, because it can be changed into another prime (549140513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274573256 + 274573257.

It is an arithmetic number, because the mean of its divisors is an integer number (274573257).

Almost surely, 2^549146513 is an apocalyptic number.

It is an amenable number.

549146513 is a deficient number, since it is larger than the sum of its proper divisors (1).

549146513 is an equidigital number, since it uses as much as digits as its factorization.

549146513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 38.

The square root of 549146513 is about 23433.8753303844. The cubic root of 549146513 is about 818.8972450986.

The spelling of 549146513 in words is "five hundred forty-nine million, one hundred forty-six thousand, five hundred thirteen".