1112142124 has 12 divisors (see below), whose sum is σ = 2048683000. Its totient is φ = 526804128.

The previous prime is 1112142103. The next prime is 1112142127. The reversal of 1112142124 is 4212412111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1112142127) 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, 7316649 + ... + 7316800.

Almost surely, 2^1112142124 is an apocalyptic number.

It is an amenable number.

1112142124 is a deficient number, since it is larger than the sum of its proper divisors (936540876).

1112142124 is a wasteful number, since it uses less digits than its factorization.

1112142124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14633472 (or 14633470 counting only the distinct ones).

The product of its digits is 128, while the sum is 19.

The square root of 1112142124 is about 33348.7949407471. The cubic root of 1112142124 is about 1036.0644292901.

Adding to 1112142124 its reverse (4212412111), we get a palindrome (5324554235).

The spelling of 1112142124 in words is "one billion, one hundred twelve million, one hundred forty-two thousand, one hundred twenty-four".