11643038 has 8 divisors (see below), whose sum is σ = 19052280. Its totient is φ = 5292280.

The previous prime is 11642959. The next prime is 11643041. The reversal of 11643038 is 83034611.

11643038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11642998 and 11643016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264593 + ... + 264636.

It is an arithmetic number, because the mean of its divisors is an integer number (2381535).

Almost surely, 2^11643038 is an apocalyptic number.

11643038 is a deficient number, since it is larger than the sum of its proper divisors (7409242).

11643038 is a wasteful number, since it uses less digits than its factorization.

11643038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529242.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 11643038 is about 3412.1896195845. The cubic root of 11643038 is about 226.6498512132.

Adding to 11643038 its reverse (83034611), we get a palindrome (94677649).

The spelling of 11643038 in words is "eleven million, six hundred forty-three thousand, thirty-eight".