11131266632 has 8 divisors (see below), whose sum is σ = 20871124950. Its totient is φ = 5565633312.

The previous prime is 11131266623. The next prime is 11131266637. The reversal of 11131266632 is 23666213111.

11131266632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8868742276 + 2262524356 = 94174^2 + 47566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (11131266637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695704157 + ... + 695704172.

Almost surely, 2^11131266632 is an apocalyptic number.

It is an amenable number.

11131266632 is a deficient number, since it is larger than the sum of its proper divisors (9739858318).

11131266632 is a wasteful number, since it uses less digits than its factorization.

11131266632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391408335 (or 1391408331 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

Adding to 11131266632 its reverse (23666213111), we get a palindrome (34797479743).

The spelling of 11131266632 in words is "eleven billion, one hundred thirty-one million, two hundred sixty-six thousand, six hundred thirty-two".