11283523521 has 8 divisors (see below), whose sum is σ = 15836524320. Its totient is φ = 7126435872.

The previous prime is 11283523513. The next prime is 11283523541. The reversal of 11283523521 is 12532538211.

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

It is not a de Polignac number, because 11283523521 - 2³ = 11283523513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11283523541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98978220 + ... + 98978333.

It is an arithmetic number, because the mean of its divisors is an integer number (1979565540).

Almost surely, 2^11283523521 is an apocalyptic number.

It is an amenable number.

11283523521 is a deficient number, since it is larger than the sum of its proper divisors (4553000799).

11283523521 is a wasteful number, since it uses less digits than its factorization.

11283523521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197956575.

The product of its digits is 14400, while the sum is 33.

The spelling of 11283523521 in words is "eleven billion, two hundred eighty-three million, five hundred twenty-three thousand, five hundred twenty-one".