545922085 has 4 divisors (see below), whose sum is σ = 655106508. Its totient is φ = 436737664.

The previous prime is 545922077. The next prime is 545922119. The reversal of 545922085 is 580229545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68674369 + 477247716 = 8287^2 + 21846^2 .

It is a cyclic number.

It is not a de Polignac number, because 545922085 - 2³ = 545922077 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54592204 + ... + 54592213.

It is an arithmetic number, because the mean of its divisors is an integer number (163776627).

Almost surely, 2^545922085 is an apocalyptic number.

It is an amenable number.

545922085 is a deficient number, since it is larger than the sum of its proper divisors (109184423).

545922085 is a wasteful number, since it uses less digits than its factorization.

545922085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109184422.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 545922085 is about 23364.9756045240. The cubic root of 545922085 is about 817.2913226344.

The spelling of 545922085 in words is "five hundred forty-five million, nine hundred twenty-two thousand, eighty-five".