546542065 has 4 divisors (see below), whose sum is σ = 655850484. Its totient is φ = 437233648.

The previous prime is 546542041. The next prime is 546542089. The reversal of 546542065 is 560245645.

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

It is an interprime number because it is at equal distance from previous prime (546542041) and next prime (546542089).

It can be written as a sum of positive squares in 2 ways, for example, as 244859904 + 301682161 = 15648^2 + 17369^2 .

It is a cyclic number.

It is not a de Polignac number, because 546542065 - 2¹⁵ = 546509297 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 54654202 + ... + 54654211.

It is an arithmetic number, because the mean of its divisors is an integer number (163962621).

Almost surely, 2^546542065 is an apocalyptic number.

It is an amenable number.

546542065 is a deficient number, since it is larger than the sum of its proper divisors (109308419).

546542065 is a wasteful number, since it uses less digits than its factorization.

546542065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109308418.

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 546542065 is about 23378.2391338612. The cubic root of 546542065 is about 817.6005930077.

The spelling of 546542065 in words is "five hundred forty-six million, five hundred forty-two thousand, sixty-five".