1124543141 has 2 divisors, whose sum is σ = 1124543142. Its totient is φ = 1124543140.

The previous prime is 1124543137. The next prime is 1124543207. The reversal of 1124543141 is 1413454211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 976312516 + 148230625 = 31246^2 + 12175^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124543141 - 2² = 1124543137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1124543141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1124543111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562271570 + 562271571.

It is an arithmetic number, because the mean of its divisors is an integer number (562271571).

Almost surely, 2^1124543141 is an apocalyptic number.

It is an amenable number.

1124543141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1124543141 is an equidigital number, since it uses as much as digits as its factorization.

1124543141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 26.

The square root of 1124543141 is about 33534.2085190630. The cubic root of 1124543141 is about 1039.9011065359.

Adding to 1124543141 its reverse (1413454211), we get a palindrome (2537997352).

The spelling of 1124543141 in words is "one billion, one hundred twenty-four million, five hundred forty-three thousand, one hundred forty-one".