11643088 has 20 divisors (see below), whose sum is σ = 22632480. Its totient is φ = 5802464.

The previous prime is 11643041. The next prime is 11643089. The reversal of 11643088 is 88034611.

It is a super-2 number, since 2×11643088² = 271122996351488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11643089) 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, 4731 + ... + 6757.

It is an arithmetic number, because the mean of its divisors is an integer number (1131624).

It is a vampire number, since it can be written as 1436 ⋅ 8108 (with its own digits).

Almost surely, 2^11643088 is an apocalyptic number.

It is an amenable number.

11643088 is a deficient number, since it is larger than the sum of its proper divisors (10989392).

11643088 is a wasteful number, since it uses less digits than its factorization.

11643088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394 (or 2388 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 11643088 is about 3412.1969462503. The cubic root of 11643088 is about 226.6501756553.

Adding to 11643088 its reverse (88034611), we get a palindrome (99677699).

The spelling of 11643088 in words is "eleven million, six hundred forty-three thousand, eighty-eight".