11523560133 has 8 divisors (see below), whose sum is σ = 15523146688. Its totient is φ = 7603173504.

The previous prime is 11523560123. The next prime is 11523560137. The reversal of 11523560133 is 33106532511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11523560133 - 2⁵ = 11523560101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11523560133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11523560137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19799641 + ... + 19800222.

It is an arithmetic number, because the mean of its divisors is an integer number (1940393336).

Almost surely, 2^11523560133 is an apocalyptic number.

It is an amenable number.

11523560133 is a deficient number, since it is larger than the sum of its proper divisors (3999586555).

11523560133 is an equidigital number, since it uses as much as digits as its factorization.

11523560133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39599963.

The product of its (nonzero) digits is 8100, while the sum is 30.

The spelling of 11523560133 in words is "eleven billion, five hundred twenty-three million, five hundred sixty thousand, one hundred thirty-three".