545339297 has 2 divisors, whose sum is σ = 545339298. Its totient is φ = 545339296.

The previous prime is 545339293. The next prime is 545339339. The reversal of 545339297 is 792933545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 412536721 + 132802576 = 20311^2 + 11524^2 .

It is a cyclic number.

It is not a de Polignac number, because 545339297 - 2² = 545339293 is a prime.

It is not a weakly prime, because it can be changed into another prime (545339293) 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, 272669648 + 272669649.

It is an arithmetic number, because the mean of its divisors is an integer number (272669649).

Almost surely, 2^545339297 is an apocalyptic number.

It is an amenable number.

545339297 is a deficient number, since it is larger than the sum of its proper divisors (1).

545339297 is an equidigital number, since it uses as much as digits as its factorization.

545339297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 47.

The square root of 545339297 is about 23352.5008724976. The cubic root of 545339297 is about 817.0003915169. Note that the first 3 decimals are identical.

The spelling of 545339297 in words is "five hundred forty-five million, three hundred thirty-nine thousand, two hundred ninety-seven".