545368807 has 2 divisors, whose sum is σ = 545368808. Its totient is φ = 545368806.

The previous prime is 545368763. The next prime is 545368819. The reversal of 545368807 is 708863545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545368807 - 2¹⁹ = 544844519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545360807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272684403 + 272684404.

It is an arithmetic number, because the mean of its divisors is an integer number (272684404).

Almost surely, 2^545368807 is an apocalyptic number.

545368807 is a deficient number, since it is larger than the sum of its proper divisors (1).

545368807 is an equidigital number, since it uses as much as digits as its factorization.

545368807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 545368807 is about 23353.1327020595. The cubic root of 545368807 is about 817.0151280591.

The spelling of 545368807 in words is "five hundred forty-five million, three hundred sixty-eight thousand, eight hundred seven".