11540424227 has 16 divisors (see below), whose sum is σ = 12202444800. Its totient is φ = 10896402720.

The previous prime is 11540424223. The next prime is 11540424239. The reversal of 11540424227 is 72242404511.

It is a cyclic number.

It is not a de Polignac number, because 11540424227 - 2² = 11540424223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11540424193 and 11540424202.

It is not an unprimeable number, because it can be changed into a prime (11540424221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2122202 + ... + 2127632.

It is an arithmetic number, because the mean of its divisors is an integer number (762652800).

Almost surely, 2^11540424227 is an apocalyptic number.

11540424227 is a deficient number, since it is larger than the sum of its proper divisors (662020573).

11540424227 is a wasteful number, since it uses less digits than its factorization.

11540424227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066.

The product of its (nonzero) digits is 17920, while the sum is 32.

Adding to 11540424227 its reverse (72242404511), we get a palindrome (83782828738).

The spelling of 11540424227 in words is "eleven billion, five hundred forty million, four hundred twenty-four thousand, two hundred twenty-seven".