1038543 has 12 divisors (see below), whose sum is σ = 1522584. Its totient is φ = 629200.

The previous prime is 1038539. The next prime is 1038563. The reversal of 1038543 is 3458301.

It is not a de Polignac number, because 1038543 - 2² = 1038539 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1038503) 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, 1068 + ... + 1793.

It is an arithmetic number, because the mean of its divisors is an integer number (126882).

2^1038543 is an apocalyptic number.

1038543 is a deficient number, since it is larger than the sum of its proper divisors (484041).

1038543 is a wasteful number, since it uses less digits than its factorization.

1038543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886 (or 2875 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1038543 is about 1019.0892993256. The cubic root of 1038543 is about 101.2686050249.

It can be divided in two parts, 103 and 8543, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 1038543 in words is "one million, thirty-eight thousand, five hundred forty-three".