543516049 has 12 divisors (see below), whose sum is σ = 559416748. Its totient is φ = 528053760.

The previous prime is 543515989. The next prime is 543516067. The reversal of 543516049 is 940615345.

It can be written as a sum of positive squares in 6 ways, for example, as 182250000 + 361266049 = 13500^2 + 19007^2 .

It is not a de Polignac number, because 543516049 - 2¹¹ = 543514001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 543515999 and 543516017.

It is not an unprimeable number, because it can be changed into a prime (543510049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525637 + ... + 526669.

Almost surely, 2^543516049 is an apocalyptic number.

It is an amenable number.

543516049 is a deficient number, since it is larger than the sum of its proper divisors (15900699).

543516049 is a wasteful number, since it uses less digits than its factorization.

543516049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428 (or 1387 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 543516049 is about 23313.4306570269. The cubic root of 543516049 is about 816.0888749035.

The spelling of 543516049 in words is "five hundred forty-three million, five hundred sixteen thousand, forty-nine".