1112045130 has 96 divisors (see below), whose sum is σ = 3325705344. Its totient is φ = 252540288.

The previous prime is 1112045119. The next prime is 1112045131. The reversal of 1112045130 is 315402111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1112045131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93289 + ... + 104531.

It is an arithmetic number, because the mean of its divisors is an integer number (34642764).

Almost surely, 2^1112045130 is an apocalyptic number.

1112045130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112045130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1662852672).

1112045130 is an abundant number, since it is smaller than the sum of its proper divisors (2213660214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112045130 is a wasteful number, since it uses less digits than its factorization.

1112045130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11420 (or 11417 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1112045130 is about 33347.3406735830. The cubic root of 1112045130 is about 1036.0343087528.

Adding to 1112045130 its reverse (315402111), we get a palindrome (1427447241).

The spelling of 1112045130 in words is "one billion, one hundred twelve million, forty-five thousand, one hundred thirty".