1113200 has 90 divisors (see below), whose sum is σ = 3067512. Its totient is φ = 387200.

The previous prime is 1113199. The next prime is 1113221. The reversal of 1113200 is 23111.

1113200 = T₃₆₅ + T₃₆₆ + ... + T₃₈₀.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 48389 + ... + 48411.

2^1113200 is an apocalyptic number.

1113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1533756).

1113200 is an abundant number, since it is smaller than the sum of its proper divisors (1954312).

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

1113200 is a wasteful number, since it uses less digits than its factorization.

1113200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1113200 is about 1055.0829351288. The cubic root of 1113200 is about 103.6392828673.

Adding to 1113200 its reverse (23111), we get a palindrome (1136311).

The spelling of 1113200 in words is "one million, one hundred thirteen thousand, two hundred".