546964309 has 2 divisors, whose sum is σ = 546964310. Its totient is φ = 546964308.

The previous prime is 546964291. The next prime is 546964361. The reversal of 546964309 is 903469645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412983684 + 133980625 = 20322^2 + 11575^2 .

It is a cyclic number.

It is not a de Polignac number, because 546964309 - 2⁷ = 546964181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546964109) 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, 273482154 + 273482155.

It is an arithmetic number, because the mean of its divisors is an integer number (273482155).

Almost surely, 2^546964309 is an apocalyptic number.

It is an amenable number.

546964309 is a deficient number, since it is larger than the sum of its proper divisors (1).

546964309 is an equidigital number, since it uses as much as digits as its factorization.

546964309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 46.

The square root of 546964309 is about 23387.2680961244. The cubic root of 546964309 is about 817.8110910344.

The spelling of 546964309 in words is "five hundred forty-six million, nine hundred sixty-four thousand, three hundred nine".