1113056543 has 2 divisors, whose sum is σ = 1113056544. Its totient is φ = 1113056542.

The previous prime is 1113056531. The next prime is 1113056557. The reversal of 1113056543 is 3456503111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1113056543 - 2²² = 1108862239 is a prime.

It is a super-2 number, since 2×1113056543² = 2477789735830221698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113058543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556528271 + 556528272.

It is an arithmetic number, because the mean of its divisors is an integer number (556528272).

Almost surely, 2^1113056543 is an apocalyptic number.

1113056543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113056543 is an equidigital number, since it uses as much as digits as its factorization.

1113056543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 1113056543 is about 33362.5020494567. The cubic root of 1113056543 is about 1036.3483071156.

Adding to 1113056543 its reverse (3456503111), we get a palindrome (4569559654).

The spelling of 1113056543 in words is "one billion, one hundred thirteen million, fifty-six thousand, five hundred forty-three".