1069543 has 2 divisors, whose sum is σ = 1069544. Its totient is φ = 1069542.

The previous prime is 1069517. The next prime is 1069547. The reversal of 1069543 is 3459601.

It is a strong prime.

It is an emirp because it is prime and its reverse (3459601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1069543 - 2⁹ = 1069031 is a prime.

It is a super-2 number, since 2×1069543² = 2287844457698, which contains 22 as substring.

1069543 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1069547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534771 + 534772.

It is an arithmetic number, because the mean of its divisors is an integer number (534772).

2^1069543 is an apocalyptic number.

1069543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069543 is an equidigital number, since it uses as much as digits as its factorization.

1069543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1069543 is about 1034.1871203994. The cubic root of 1069543 is about 102.2663486153.

The spelling of 1069543 in words is "one million, sixty-nine thousand, five hundred forty-three".