546543169 has 4 divisors (see below), whose sum is σ = 561314644. Its totient is φ = 531771696.

The previous prime is 546543167. The next prime is 546543191. The reversal of 546543169 is 961345645.

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 506790144 + 39753025 = 22512^2 + 6305^2 .

It is not a de Polignac number, because 546543169 - 2¹ = 546543167 is a prime.

It is a super-2 number, since 2×546543169² = 597418871161125122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546543163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7385682 + ... + 7385755.

It is an arithmetic number, because the mean of its divisors is an integer number (140328661).

Almost surely, 2^546543169 is an apocalyptic number.

It is an amenable number.

546543169 is a deficient number, since it is larger than the sum of its proper divisors (14771475).

546543169 is a wasteful number, since it uses less digits than its factorization.

546543169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14771474.

The product of its digits is 388800, while the sum is 43.

The square root of 546543169 is about 23378.2627455506. The cubic root of 546543169 is about 817.6011435176.

The spelling of 546543169 in words is "five hundred forty-six million, five hundred forty-three thousand, one hundred sixty-nine".