1113443200 has 48 divisors (see below), whose sum is σ = 2750560560. Its totient is φ = 445376000.

The previous prime is 1113443189. The next prime is 1113443209. The reversal of 1113443200 is 23443111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113443209) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 170776 + ... + 177175.

It is an arithmetic number, because the mean of its divisors is an integer number (57303345).

Almost surely, 2^1113443200 is an apocalyptic number.

1113443200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113443200 is an abundant number, since it is smaller than the sum of its proper divisors (1637117360).

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

1113443200 is an equidigital number, since it uses as much as digits as its factorization.

1113443200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347975 (or 347958 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1113443200 is about 33368.2963304991. The cubic root of 1113443200 is about 1036.4682965084.

Adding to 1113443200 its reverse (23443111), we get a palindrome (1136886311).

The spelling of 1113443200 in words is "one billion, one hundred thirteen million, four hundred forty-three thousand, two hundred".