1112143124 has 6 divisors (see below), whose sum is σ = 1946250474. Its totient is φ = 556071560.

The previous prime is 1112143061. The next prime is 1112143139. The reversal of 1112143124 is 4213412111.

It can be written as a sum of positive squares in only one way, i.e., 880190224 + 231952900 = 29668^2 + 15230^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1112143096 and 1112143105.

It is a congruent number.

It is an unprimeable number.

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, 139017887 + ... + 139017894.

It is an arithmetic number, because the mean of its divisors is an integer number (324375079).

Almost surely, 2^1112143124 is an apocalyptic number.

It is an amenable number.

1112143124 is a deficient number, since it is larger than the sum of its proper divisors (834107350).

1112143124 is a wasteful number, since it uses less digits than its factorization.

1112143124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278035785 (or 278035783 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 1112143124 is about 33348.8099337892. The cubic root of 1112143124 is about 1036.0647398212.

Adding to 1112143124 its reverse (4213412111), we get a palindrome (5325555235).

It can be divided in two parts, 11121 and 43124, that added together give a palindrome (54245).

The spelling of 1112143124 in words is "one billion, one hundred twelve million, one hundred forty-three thousand, one hundred twenty-four".