11724521273 has 16 divisors (see below), whose sum is σ = 12775488000. Its totient is φ = 10717443072.

The previous prime is 11724521213. The next prime is 11724521279. The reversal of 11724521273 is 37212542711.

It is a cyclic number.

It is not a de Polignac number, because 11724521273 - 2³⁰ = 10650779449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11724521279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963161 + ... + 975257.

It is an arithmetic number, because the mean of its divisors is an integer number (798468000).

Almost surely, 2^11724521273 is an apocalyptic number.

It is an amenable number.

11724521273 is a deficient number, since it is larger than the sum of its proper divisors (1050966727).

11724521273 is a wasteful number, since it uses less digits than its factorization.

11724521273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13904.

The product of its digits is 23520, while the sum is 35.

The spelling of 11724521273 in words is "eleven billion, seven hundred twenty-four million, five hundred twenty-one thousand, two hundred seventy-three".