11940243 has 32 divisors (see below), whose sum is σ = 19353600. Its totient is φ = 6400416.

The previous prime is 11940241. The next prime is 11940251. The reversal of 11940243 is 34204911.

11940243 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11940243 - 2¹ = 11940241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11940241) 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, 28288 + ... + 28706.

It is an arithmetic number, because the mean of its divisors is an integer number (604800).

Almost surely, 2^11940243 is an apocalyptic number.

11940243 is a deficient number, since it is larger than the sum of its proper divisors (7413357).

11940243 is a wasteful number, since it uses less digits than its factorization.

11940243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 11940243 is about 3455.4656704994. The cubic root of 11940243 is about 228.5621898982.

The spelling of 11940243 in words is "eleven million, nine hundred forty thousand, two hundred forty-three".