1199830320 has 200 divisors, whose sum is σ = 4488056496. Its totient is φ = 295322112.

The previous prime is 1199830319. The next prime is 1199830361. The reversal of 1199830320 is 230389911.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 77119 + ... + 91361.

Almost surely, 2^1199830320 is an apocalyptic number.

1199830320 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 1199830320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2244028248).

1199830320 is an abundant number, since it is smaller than the sum of its proper divisors (3288226176).

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

1199830320 is a wasteful number, since it uses less digits than its factorization.

1199830320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14281 (or 14266 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1199830320 is about 34638.5669449531. The cubic root of 1199830320 is about 1062.6084801811.

The spelling of 1199830320 in words is "one billion, one hundred ninety-nine million, eight hundred thirty thousand, three hundred twenty".