1112730 has 32 divisors (see below), whose sum is σ = 2764800. Its totient is φ = 286272.

The previous prime is 1112729. The next prime is 1112731. The reversal of 1112730 is 372111.

It is an interprime number because it is at equal distance from previous prime (1112729) and next prime (1112731).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1112731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231 + ... + 1509.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2^1112730 is an apocalyptic number.

1112730 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 1112730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382400).

1112730 is an abundant number, since it is smaller than the sum of its proper divisors (1652070).

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

1112730 is a wasteful number, since it uses less digits than its factorization.

1112730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 1112730 is about 1054.8601803083. The cubic root of 1112730 is about 103.6246950964.

Adding to 1112730 its reverse (372111), we get a palindrome (1484841).

The spelling of 1112730 in words is "one million, one hundred twelve thousand, seven hundred thirty".