1112113045 has 16 divisors (see below), whose sum is σ = 1361048832. Its totient is φ = 872048320.

The previous prime is 1112113039. The next prime is 1112113049. The reversal of 1112113045 is 5403112111.

It is not a de Polignac number, because 1112113045 - 2⁷ = 1112112917 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 (1112113049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494694 + ... + 496936.

It is an arithmetic number, because the mean of its divisors is an integer number (85065552).

Almost surely, 2^1112113045 is an apocalyptic number.

It is an amenable number.

1112113045 is a deficient number, since it is larger than the sum of its proper divisors (248935787).

1112113045 is a wasteful number, since it uses less digits than its factorization.

1112113045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4172.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1112113045 is about 33348.3589551270. The cubic root of 1112113045 is about 1036.0553992751.

Adding to 1112113045 its reverse (5403112111), we get a palindrome (6515225156).

The spelling of 1112113045 in words is "one billion, one hundred twelve million, one hundred thirteen thousand, forty-five".