545043105 has 12 divisors (see below), whose sum is σ = 944741460. Its totient is φ = 290689632.

The previous prime is 545043091. The next prime is 545043119. The reversal of 545043105 is 501340545.

545043105 is a `hidden beast` number, since 54 + 504 + 3 + 105 = 666.

It is an interprime number because it is at equal distance from previous prime (545043091) and next prime (545043119).

It can be written as a sum of positive squares in 2 ways, for example, as 204861969 + 340181136 = 14313^2 + 18444^2 .

It is not a de Polignac number, because 545043105 - 2⁴ = 545043089 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 6055990 + ... + 6056079.

It is an arithmetic number, because the mean of its divisors is an integer number (78728455).

Almost surely, 2^545043105 is an apocalyptic number.

It is an amenable number.

545043105 is a deficient number, since it is larger than the sum of its proper divisors (399698355).

545043105 is a wasteful number, since it uses less digits than its factorization.

545043105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12112080 (or 12112077 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 545043105 is about 23346.1582492709. The cubic root of 545043105 is about 816.8524513230.

The spelling of 545043105 in words is "five hundred forty-five million, forty-three thousand, one hundred five".