543465361 has 4 divisors (see below), whose sum is σ = 558153652. Its totient is φ = 528777072.

The previous prime is 543465359. The next prime is 543465407. The reversal of 543465361 is 163564345.

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 378497025 + 164968336 = 19455^2 + 12844^2 .

It is a cyclic number.

It is not a de Polignac number, because 543465361 - 2¹ = 543465359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 14688253 = 543465361 / (5 + 4 + 3 + 4 + 6 + 5 + 3 + 6 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 543465361.

It is not an unprimeable number, because it can be changed into a prime (543465331) by changing a digit.

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, 7344090 + ... + 7344163.

It is an arithmetic number, because the mean of its divisors is an integer number (139538413).

Almost surely, 2^543465361 is an apocalyptic number.

It is an amenable number.

543465361 is a deficient number, since it is larger than the sum of its proper divisors (14688291).

543465361 is a wasteful number, since it uses less digits than its factorization.

543465361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14688290.

The product of its digits is 129600, while the sum is 37.

The square root of 543465361 is about 23312.3435329870. The cubic root of 543465361 is about 816.0635047855.

The spelling of 543465361 in words is "five hundred forty-three million, four hundred sixty-five thousand, three hundred sixty-one".