1132321200 has 60 divisors (see below), whose sum is σ = 3627206088. Its totient is φ = 301952000.

The previous prime is 1132321189. The next prime is 1132321217. The reversal of 1132321200 is 21232311.

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 1132321200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 470601 + ... + 473000.

Almost surely, 2^1132321200 is an apocalyptic number.

1132321200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132321200 is an abundant number, since it is smaller than the sum of its proper divisors (2494884888).

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

1132321200 is a wasteful number, since it uses less digits than its factorization.

1132321200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943622 (or 943611 counting only the distinct ones).

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

The square root of 1132321200 is about 33649.9806835011. The cubic root of 1132321200 is about 1042.2931402385.

Adding to 1132321200 its reverse (21232311), we get a palindrome (1153553511).

Subtracting from 1132321200 its reverse (21232311), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 11323 and 21200, that added together give a palindrome (32523).

The spelling of 1132321200 in words is "one billion, one hundred thirty-two million, three hundred twenty-one thousand, two hundred".