1112341543 has 2 divisors, whose sum is σ = 1112341544. Its totient is φ = 1112341542.

The previous prime is 1112341537. The next prime is 1112341613. The reversal of 1112341543 is 3451432111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112341543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112341513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556170771 + 556170772.

It is an arithmetic number, because the mean of its divisors is an integer number (556170772).

Almost surely, 2^1112341543 is an apocalyptic number.

1112341543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112341543 is an equidigital number, since it uses as much as digits as its factorization.

1112341543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 25.

The square root of 1112341543 is about 33351.7847048700. The cubic root of 1112341543 is about 1036.1263514072.

Adding to 1112341543 its reverse (3451432111), we get a palindrome (4563773654).

The spelling of 1112341543 in words is "one billion, one hundred twelve million, three hundred forty-one thousand, five hundred forty-three".