1112127103 has 4 divisors (see below), whose sum is σ = 1137990568. Its totient is φ = 1086263640.

The previous prime is 1112127101. The next prime is 1112127217. The reversal of 1112127103 is 3017212111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3017212111 = 38567 ⋅78233.

It is a cyclic number.

It is not a de Polignac number, because 1112127103 - 2¹ = 1112127101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112127101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12931668 + ... + 12931753.

It is an arithmetic number, because the mean of its divisors is an integer number (284497642).

Almost surely, 2^1112127103 is an apocalyptic number.

1112127103 is a deficient number, since it is larger than the sum of its proper divisors (25863465).

1112127103 is an equidigital number, since it uses as much as digits as its factorization.

1112127103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25863464.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 1112127103 is about 33348.5697294502. The cubic root of 1112127103 is about 1036.0597647802.

Adding to 1112127103 its reverse (3017212111), we get a palindrome (4129339214).

The spelling of 1112127103 in words is "one billion, one hundred twelve million, one hundred twenty-seven thousand, one hundred three".