11243642 has 16 divisors (see below), whose sum is σ = 17891712. Its totient is φ = 5287920.

The previous prime is 11243641. The next prime is 11243651. The reversal of 11243642 is 24634211.

11243642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (11243641) 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, 803 + ... + 4809.

It is an arithmetic number, because the mean of its divisors is an integer number (1118232).

Almost surely, 2^11243642 is an apocalyptic number.

11243642 is a deficient number, since it is larger than the sum of its proper divisors (6648070).

11243642 is a wasteful number, since it uses less digits than its factorization.

11243642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4093.

The product of its digits is 1152, while the sum is 23.

The square root of 11243642 is about 3353.1540376189. The cubic root of 11243642 is about 224.0280178602.

Adding to 11243642 its reverse (24634211), we get a palindrome (35877853).

The spelling of 11243642 in words is "eleven million, two hundred forty-three thousand, six hundred forty-two".