11275457211 has 24 divisors (see below), whose sum is σ = 16416691200. Its totient is φ = 7457232816.

The previous prime is 11275457197. The next prime is 11275457231.

It is a happy number.

11275457211 is a `hidden beast` number, since 1 + 1 + 2 + 75 + 4 + 572 + 11 = 666.

11275457211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11275457211 - 2¹⁹ = 11274932923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11275457231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 612406 + ... + 630548.

It is an arithmetic number, because the mean of its divisors is an integer number (684028800).

Almost surely, 2^11275457211 is an apocalyptic number.

11275457211 is a deficient number, since it is larger than the sum of its proper divisors (5141233989).

11275457211 is a wasteful number, since it uses less digits than its factorization.

11275457211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18695 (or 18692 counting only the distinct ones).

The product of its digits is 19600, while the sum is 36.

The spelling of 11275457211 in words is "eleven billion, two hundred seventy-five million, four hundred fifty-seven thousand, two hundred eleven".