11530133000 has 32 divisors (see below), whose sum is σ = 26980513560. Its totient is φ = 4612052800.

The previous prime is 11530132993. The next prime is 11530133051. The reversal of 11530133000 is 33103511.

It can be written as a sum of positive squares in 4 ways, for example, as 1141223524 + 10388909476 = 33782^2 + 101926^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11530133000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5764067 + ... + 5766066.

Almost surely, 2^11530133000 is an apocalyptic number.

11530133000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11530133000 is an abundant number, since it is smaller than the sum of its proper divisors (15450380560).

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

11530133000 is a wasteful number, since it uses less digits than its factorization.

11530133000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11530154 (or 11530140 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 17.

Adding to 11530133000 its reverse (33103511), we get a palindrome (11563236511).

The spelling of 11530133000 in words is "eleven billion, five hundred thirty million, one hundred thirty-three thousand".