11100243 has 32 divisors (see below), whose sum is σ = 19100160. Its totient is φ = 5564160.

The previous prime is 11100241. The next prime is 11100253. The reversal of 11100243 is 34200111.

It is a happy number.

It is not a de Polignac number, because 11100243 - 2¹ = 11100241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11100241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5871 + ... + 7527.

It is an arithmetic number, because the mean of its divisors is an integer number (596880).

Almost surely, 2^11100243 is an apocalyptic number.

11100243 is a deficient number, since it is larger than the sum of its proper divisors (7999917).

11100243 is a wasteful number, since it uses less digits than its factorization.

11100243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 11100243 is about 3331.7027178306. The cubic root of 11100243 is about 223.0715382431.

Adding to 11100243 its reverse (34200111), we get a palindrome (45300354).

The spelling of 11100243 in words is "eleven million, one hundred thousand, two hundred forty-three".