545047343 has 2 divisors, whose sum is σ = 545047344. Its totient is φ = 545047342.

The previous prime is 545047331. The next prime is 545047361. The reversal of 545047343 is 343740545.

545047343 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 545047343 - 2¹⁰ = 545046319 is a prime.

It is a super-2 number, since 2×545047343² = 594153212222719298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545047543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272523671 + 272523672.

It is an arithmetic number, because the mean of its divisors is an integer number (272523672).

Almost surely, 2^545047343 is an apocalyptic number.

545047343 is a deficient number, since it is larger than the sum of its proper divisors (1).

545047343 is an equidigital number, since it uses as much as digits as its factorization.

545047343 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 35.

The square root of 545047343 is about 23346.2490134925. The cubic root of 545047343 is about 816.8545684716.

Adding to 545047343 its reverse (343740545), we get a palindrome (888787888).

The spelling of 545047343 in words is "five hundred forty-five million, forty-seven thousand, three hundred forty-three".