11140266 has 16 divisors (see below), whose sum is σ = 22399488. Its totient is φ = 3693600.

The previous prime is 11140231. The next prime is 11140267. The reversal of 11140266 is 66204111.

It is not an unprimeable number, because it can be changed into a prime (11140267) 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, 3715 + ... + 6006.

It is an arithmetic number, because the mean of its divisors is an integer number (1399968).

Almost surely, 2^11140266 is an apocalyptic number.

11140266 is an abundant number, since it is smaller than the sum of its proper divisors (11259222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140266 is a wasteful number, since it uses less digits than its factorization.

11140266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11140266 is about 3337.7037016488. The cubic root of 11140266 is about 223.3393186683.

Adding to 11140266 its reverse (66204111), we get a palindrome (77344377).

The spelling of 11140266 in words is "eleven million, one hundred forty thousand, two hundred sixty-six".