1200323000 has 32 divisors (see below), whose sum is σ = 2808758160. Its totient is φ = 480128800.

The previous prime is 1200322999. The next prime is 1200323041. The reversal of 1200323000 is 3230021.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 599162 + ... + 601161.

Almost surely, 2^1200323000 is an apocalyptic number.

1200323000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200323000 is an abundant number, since it is smaller than the sum of its proper divisors (1608435160).

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

1200323000 is a wasteful number, since it uses less digits than its factorization.

1200323000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200344 (or 1200330 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 1200323000 is about 34645.6779411228. The cubic root of 1200323000 is about 1062.7539047177.

Adding to 1200323000 its reverse (3230021), we get a palindrome (1203553021).

The spelling of 1200323000 in words is "one billion, two hundred million, three hundred twenty-three thousand".