1008543 has 4 divisors (see below), whose sum is σ = 1344728. Its totient is φ = 672360.

The previous prime is 1008541. The next prime is 1008547. The reversal of 1008543 is 3458001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3458001 = 3 ⋅1152667.

It is not a de Polignac number, because 1008543 - 2¹ = 1008541 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168088 + ... + 168093.

It is an arithmetic number, because the mean of its divisors is an integer number (336182).

2^1008543 is an apocalyptic number.

1008543 is a deficient number, since it is larger than the sum of its proper divisors (336185).

1008543 is an equidigital number, since it uses as much as digits as its factorization.

1008543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336184.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1008543 is about 1004.2624159053. The cubic root of 1008543 is about 100.2839595731.

It can be divided in two parts, 1008 and 543, that added together give a palindrome (1551).

The spelling of 1008543 in words is "one million, eight thousand, five hundred forty-three".