1143600 has 60 divisors (see below), whose sum is σ = 3667176. Its totient is φ = 304640.

The previous prime is 1143589. The next prime is 1143601. The reversal of 1143600 is 63411.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1143600.

It is not an unprimeable number, because it can be changed into a prime (1143601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 724 + ... + 1676.

2^1143600 is an apocalyptic number.

1143600 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 1143600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1833588).

1143600 is an abundant number, since it is smaller than the sum of its proper divisors (2523576).

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

1143600 is a wasteful number, since it uses less digits than its factorization.

1143600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1143600 is about 1069.3923508236. The cubic root of 1143600 is about 104.5742396535.

The spelling of 1143600 in words is "one million, one hundred forty-three thousand, six hundred".