11236641 has 24 divisors (see below), whose sum is σ = 16689600. Its totient is φ = 6716736.

The previous prime is 11236639. The next prime is 11236649. The reversal of 11236641 is 14663211.

11236641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11236641 - 2¹ = 11236639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11236649) 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, 18460 + ... + 19058.

It is an arithmetic number, because the mean of its divisors is an integer number (695400).

Almost surely, 2^11236641 is an apocalyptic number.

It is an amenable number.

11236641 is a deficient number, since it is larger than the sum of its proper divisors (5452959).

11236641 is a wasteful number, since it uses less digits than its factorization.

11236641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 652 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 11236641 is about 3352.1099325649. The cubic root of 11236641 is about 223.9815102192.

Adding to 11236641 its reverse (14663211), we get a palindrome (25899852).

The spelling of 11236641 in words is "eleven million, two hundred thirty-six thousand, six hundred forty-one".