1143696000 has 128 divisors (see below), whose sum is σ = 3791511360. Its totient is φ = 304972800.

The previous prime is 1143695951. The next prime is 1143696007. The reversal of 1143696000 is 6963411.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1143696007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36087 + ... + 59913.

Almost surely, 2^1143696000 is an apocalyptic number.

1143696000 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 1143696000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895755680).

1143696000 is an abundant number, since it is smaller than the sum of its proper divisors (2647815360).

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

1143696000 is an equidigital number, since it uses as much as digits as its factorization.

1143696000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23859 (or 23837 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 1143696000 is about 33818.5747777756. The cubic root of 1143696000 is about 1045.7716574829.

The spelling of 1143696000 in words is "one billion, one hundred forty-three million, six hundred ninety-six thousand".