1120530543 has 12 divisors (see below), whose sum is σ = 1642210584. Its totient is φ = 679109200.

The previous prime is 1120530539. The next prime is 1120530563. The reversal of 1120530543 is 3450350211.

It is not a de Polignac number, because 1120530543 - 2² = 1120530539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120530563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1543068 + ... + 1543793.

It is an arithmetic number, because the mean of its divisors is an integer number (136850882).

Almost surely, 2^1120530543 is an apocalyptic number.

1120530543 is a deficient number, since it is larger than the sum of its proper divisors (521680041).

1120530543 is a wasteful number, since it uses less digits than its factorization.

1120530543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086886 (or 3086875 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1120530543 is about 33474.3266250421. The cubic root of 1120530543 is about 1038.6627731395.

Adding to 1120530543 its reverse (3450350211), we get a palindrome (4570880754).

The spelling of 1120530543 in words is "one billion, one hundred twenty million, five hundred thirty thousand, five hundred forty-three".