1068543 has 18 divisors (see below), whose sum is σ = 1796184. Its totient is φ = 610344.

The previous prime is 1068517. The next prime is 1068559. The reversal of 1068543 is 3458601.

1068543 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 1068543 - 2¹³ = 1060351 is a prime.

It is a super-2 number, since 2×1068543² = 2283568285698, which contains 22 as substring.

It is an Ulam number.

1068543 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068343) 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 17 ways as a sum of consecutive naturals, for example, 771 + ... + 1652.

It is an arithmetic number, because the mean of its divisors is an integer number (99788).

2^1068543 is an apocalyptic number.

1068543 is a deficient number, since it is larger than the sum of its proper divisors (727641).

1068543 is a wasteful number, since it uses less digits than its factorization.

1068543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443 (or 2433 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1068543 is about 1033.7035358361. The cubic root of 1068543 is about 102.2344663885.

It can be divided in two parts, 106 and 8543, that added together give a square (8649 = 93²).

The spelling of 1068543 in words is "one million, sixty-eight thousand, five hundred forty-three".