1131330000 has 200 divisors, whose sum is σ = 3741277408. Its totient is φ = 294336000.

The previous prime is 1131329989. The next prime is 1131330023. The reversal of 1131330000 is 331311.

1131330000 is digitally balanced in base 4 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 1289562 + ... + 1290438.

Almost surely, 2^1131330000 is an apocalyptic number.

1131330000 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 1131330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1870638704).

1131330000 is an abundant number, since it is smaller than the sum of its proper divisors (2609947408).

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

1131330000 is an equidigital number, since it uses as much as digits as its factorization.

1131330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 1131330000 is about 33635.2493672932. The cubic root of 1131330000 is about 1041.9889207404.

Adding to 1131330000 its reverse (331311), we get a palindrome (1131661311).

The spelling of 1131330000 in words is "one billion, one hundred thirty-one million, three hundred thirty thousand".