1113830 has 16 divisors (see below), whose sum is σ = 2070144. Its totient is φ = 431040.

The previous prime is 1113809. The next prime is 1113859. The reversal of 1113830 is 383111.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1113799 and 1113808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1487 + ... + 2106.

It is an arithmetic number, because the mean of its divisors is an integer number (129384).

2^1113830 is an apocalyptic number.

1113830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113830 is a deficient number, since it is larger than the sum of its proper divisors (956314).

1113830 is a wasteful number, since it uses less digits than its factorization.

1113830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1113830 is about 1055.3814476292. The cubic root of 1113830 is about 103.6588302487.

Adding to 1113830 its reverse (383111), we get a palindrome (1496941).

The spelling of 1113830 in words is "one million, one hundred thirteen thousand, eight hundred thirty".