1112130 has 40 divisors (see below), whose sum is σ = 2992572. Its totient is φ = 296352.

The previous prime is 1112129. The next prime is 1112131. The reversal of 1112130 is 312111.

It is an interprime number because it is at equal distance from previous prime (1112129) and next prime (1112131).

It can be written as a sum of positive squares in 2 ways, for example, as 1034289 + 77841 = 1017^2 + 279^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1112131) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 124 + ... + 1496.

2^1112130 is an apocalyptic number.

1112130 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 1112130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1496286).

1112130 is an abundant number, since it is smaller than the sum of its proper divisors (1880442).

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

1112130 is a wasteful number, since it uses less digits than its factorization.

1112130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392 (or 1383 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1112130 is about 1054.5757440791. The cubic root of 1112130 is about 103.6060664396.

Adding to 1112130 its reverse (312111), we get a palindrome (1424241).

The spelling of 1112130 in words is "one million, one hundred twelve thousand, one hundred thirty".