1113200543 has 16 divisors (see below), whose sum is σ = 1379965440. Its totient is φ = 874427616.

The previous prime is 1113200531. The next prime is 1113200563. The reversal of 1113200543 is 3450023111.

It is a cyclic number.

It is not a de Polignac number, because 1113200543 - 2¹⁰ = 1113199519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113200563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31355 + ... + 56652.

It is an arithmetic number, because the mean of its divisors is an integer number (86247840).

Almost surely, 2^1113200543 is an apocalyptic number.

1113200543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1113200543 is a deficient number, since it is larger than the sum of its proper divisors (266764897).

1113200543 is a wasteful number, since it uses less digits than its factorization.

1113200543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88166.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1113200543 is about 33364.6600911803. The cubic root of 1113200543 is about 1036.3929971846.

Adding to 1113200543 its reverse (3450023111), we get a palindrome (4563223654).

The spelling of 1113200543 in words is "one billion, one hundred thirteen million, two hundred thousand, five hundred forty-three".