545513317 has 2 divisors, whose sum is σ = 545513318. Its totient is φ = 545513316.

The previous prime is 545513303. The next prime is 545513359. The reversal of 545513317 is 713315545.

545513317 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 can be written as a sum of positive squares in only one way, i.e., 359709156 + 185804161 = 18966^2 + 13631^2 .

It is a cyclic number.

It is not a de Polignac number, because 545513317 - 2¹¹ = 545511269 is a prime.

It is equal to p_28622167 and since 545513317 and 28622167 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545516317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272756658 + 272756659.

It is an arithmetic number, because the mean of its divisors is an integer number (272756659).

Almost surely, 2^545513317 is an apocalyptic number.

It is an amenable number.

545513317 is a deficient number, since it is larger than the sum of its proper divisors (1).

545513317 is an equidigital number, since it uses as much as digits as its factorization.

545513317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31500, while the sum is 34.

The square root of 545513317 is about 23356.2265145721. The cubic root of 545513317 is about 817.0872849969.

The spelling of 545513317 in words is "five hundred forty-five million, five hundred thirteen thousand, three hundred seventeen".