543502445 has 4 divisors (see below), whose sum is σ = 652202940. Its totient is φ = 434801952.

The previous prime is 543502433. The next prime is 543502457. The reversal of 543502445 is 544205345.

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 (543502433) and next prime (543502457).

It can be written as a sum of positive squares in 2 ways, for example, as 229007689 + 314494756 = 15133^2 + 17734^2 .

It is a cyclic number.

It is not a de Polignac number, because 543502445 - 2¹⁴ = 543486061 is a prime.

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, 54350240 + ... + 54350249.

It is an arithmetic number, because the mean of its divisors is an integer number (163050735).

Almost surely, 2^543502445 is an apocalyptic number.

It is an amenable number.

543502445 is a deficient number, since it is larger than the sum of its proper divisors (108700495).

543502445 is a wasteful number, since it uses less digits than its factorization.

543502445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108700494.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 543502445 is about 23313.1388920497. The cubic root of 543502445 is about 816.0820660486.

The spelling of 543502445 in words is "five hundred forty-three million, five hundred two thousand, four hundred forty-five".