11504500523123 has 4 divisors (see below), whose sum is σ = 11504523109200. Its totient is φ = 11504477937048.

The previous prime is 11504500523059. The next prime is 11504500523129. The reversal of 11504500523123 is 32132500540511.

11504500523123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11504500523123 - 2⁶ = 11504500523059 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 11504500523123.

It is not an unprimeable number, because it can be changed into a prime (11504500523129) 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, 10510940 + ... + 11553737.

It is an arithmetic number, because the mean of its divisors is an integer number (2876130777300).

Almost surely, 2^{11504500523123} is an apocalyptic number.

11504500523123 is a deficient number, since it is larger than the sum of its proper divisors (22586077).

11504500523123 is an equidigital number, since it uses as much as digits as its factorization.

11504500523123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22586076.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 11504500523123 in words is "eleven trillion, five hundred four billion, five hundred million, five hundred twenty-three thousand, one hundred twenty-three".