11201864 has 16 divisors (see below), whose sum is σ = 21318000. Its totient is φ = 5517072.

The previous prime is 11201863. The next prime is 11201893. The reversal of 11201864 is 46810211.

11201864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11201863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9914 + ... + 10985.

It is an arithmetic number, because the mean of its divisors is an integer number (1332375).

Almost surely, 2^11201864 is an apocalyptic number.

It is an amenable number.

11201864 is a deficient number, since it is larger than the sum of its proper divisors (10116136).

11201864 is a wasteful number, since it uses less digits than its factorization.

11201864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20972 (or 20968 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 11201864 is about 3346.9185828161. The cubic root of 11201864 is about 223.7501998479.

The spelling of 11201864 in words is "eleven million, two hundred one thousand, eight hundred sixty-four".