1112142544 has 20 divisors (see below), whose sum is σ = 2165610400. Its totient is φ = 553275360.

The previous prime is 1112142541. The next prime is 1112142553. The reversal of 1112142544 is 4452412111.

It is a super-2 number, since 2×1112142544² = 2473722076349583872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112142541) 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 in 3 ways as a sum of consecutive naturals, for example, 171462 + ... + 177829.

It is an arithmetic number, because the mean of its divisors is an integer number (108280520).

Almost surely, 2^1112142544 is an apocalyptic number.

It is an amenable number.

1112142544 is a deficient number, since it is larger than the sum of its proper divisors (1053467856).

1112142544 is a wasteful number, since it uses less digits than its factorization.

1112142544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349498 (or 349492 counting only the distinct ones).

The product of its digits is 1280, while the sum is 25.

The square root of 1112142544 is about 33348.8012378256. The cubic root of 1112142544 is about 1036.0645597132.

Adding to 1112142544 its reverse (4452412111), we get a palindrome (5564554655).

The spelling of 1112142544 in words is "one billion, one hundred twelve million, one hundred forty-two thousand, five hundred forty-four".