11140239 has 8 divisors (see below), whose sum is σ = 16204032. Its totient is φ = 6751640.

The previous prime is 11140231. The next prime is 11140267. The reversal of 11140239 is 93204111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11140239 - 2³ = 11140231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140231) 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, 168759 + ... + 168824.

It is an arithmetic number, because the mean of its divisors is an integer number (2025504).

Almost surely, 2^11140239 is an apocalyptic number.

11140239 is a deficient number, since it is larger than the sum of its proper divisors (5063793).

11140239 is a wasteful number, since it uses less digits than its factorization.

11140239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337597.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 11140239 is about 3337.6996569494. The cubic root of 11140239 is about 223.3391382368.

The spelling of 11140239 in words is "eleven million, one hundred forty thousand, two hundred thirty-nine".