11771264 has 32 divisors (see below), whose sum is σ = 24033240. Its totient is φ = 5739520.

The previous prime is 11771261. The next prime is 11771269. The reversal of 11771264 is 46217711.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11771261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4127 + ... + 6369.

Almost surely, 2^11771264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11771264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12016620).

11771264 is an abundant number, since it is smaller than the sum of its proper divisors (12261976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11771264 is an equidigital number, since it uses as much as digits as its factorization.

11771264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298 (or 2286 counting only the distinct ones).

The product of its digits is 2352, while the sum is 29.

The square root of 11771264 is about 3430.9275713719. The cubic root of 11771264 is about 227.4788548555.

Adding to 11771264 its reverse (46217711), we get a palindrome (57988975).

The spelling of 11771264 in words is "eleven million, seven hundred seventy-one thousand, two hundred sixty-four".