11158238 has 32 divisors (see below), whose sum is σ = 21169344. Its totient is φ = 4292352.

The previous prime is 11158237. The next prime is 11158261. The reversal of 11158238 is 83285111.

11158238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11158238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11158237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5906 + ... + 7562.

It is an arithmetic number, because the mean of its divisors is an integer number (661542).

Almost surely, 2^11158238 is an apocalyptic number.

11158238 is a deficient number, since it is larger than the sum of its proper divisors (10011106).

11158238 is a wasteful number, since it uses less digits than its factorization.

11158238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716.

The product of its digits is 1920, while the sum is 29.

The square root of 11158238 is about 3340.3948868360. The cubic root of 11158238 is about 223.4593546328.

The spelling of 11158238 in words is "eleven million, one hundred fifty-eight thousand, two hundred thirty-eight".