545116093 has 2 divisors, whose sum is σ = 545116094. Its totient is φ = 545116092.

The previous prime is 545116063. The next prime is 545116111. The reversal of 545116093 is 390611545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 541865284 + 3250809 = 23278^2 + 1803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545116093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545116003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272558046 + 272558047.

It is an arithmetic number, because the mean of its divisors is an integer number (272558047).

Almost surely, 2^545116093 is an apocalyptic number.

It is an amenable number.

545116093 is a deficient number, since it is larger than the sum of its proper divisors (1).

545116093 is an equidigital number, since it uses as much as digits as its factorization.

545116093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 545116093 is about 23347.7213663347. The cubic root of 545116093 is about 816.8889119045. Note that the first 3 decimals are identical.

The spelling of 545116093 in words is "five hundred forty-five million, one hundred sixteen thousand, ninety-three".