11641104 has 40 divisors (see below), whose sum is σ = 33415520. Its totient is φ = 3880224.

The previous prime is 11641103. The next prime is 11641109. The reversal of 11641104 is 40114611.

11641104 is a `hidden beast` number, since 11 + 641 + 10 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11641103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13042 + ... + 13905.

It is an arithmetic number, because the mean of its divisors is an integer number (835388).

Almost surely, 2^11641104 is an apocalyptic number.

It is an amenable number.

11641104 is an abundant number, since it is smaller than the sum of its proper divisors (21774416).

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

11641104 is a wasteful number, since it uses less digits than its factorization.

11641104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26964 (or 26952 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 11641104 is about 3411.9062120756. The cubic root of 11641104 is about 226.6373010785.

Adding to 11641104 its reverse (40114611), we get a palindrome (51755715).

The spelling of 11641104 in words is "eleven million, six hundred forty-one thousand, one hundred four".