11530140833 has 4 divisors (see below), whose sum is σ = 12031451328. Its totient is φ = 11028830340.

The previous prime is 11530140829. The next prime is 11530140851. The reversal of 11530140833 is 33804103511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11530140833 - 2² = 11530140829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11530140796 and 11530140805.

It is not an unprimeable number, because it can be changed into a prime (11530140893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250655213 + ... + 250655258.

It is an arithmetic number, because the mean of its divisors is an integer number (3007862832).

Almost surely, 2^11530140833 is an apocalyptic number.

It is an amenable number.

11530140833 is a deficient number, since it is larger than the sum of its proper divisors (501310495).

11530140833 is an equidigital number, since it uses as much as digits as its factorization.

11530140833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501310494.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 11530140833 in words is "eleven billion, five hundred thirty million, one hundred forty thousand, eight hundred thirty-three".