11393239 has 12 divisors (see below), whose sum is σ = 13488328. Its totient is φ = 9559440.

The previous prime is 11393231. The next prime is 11393243. The reversal of 11393239 is 93239311.

It is not a de Polignac number, because 11393239 - 2³ = 11393231 is a prime.

It is a super-2 number, since 2×11393239² = 259611789822242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11393239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11393231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2049 + ... + 5194.

Almost surely, 2^11393239 is an apocalyptic number.

11393239 is a deficient number, since it is larger than the sum of its proper divisors (2095089).

11393239 is a wasteful number, since it uses less digits than its factorization.

11393239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7278 (or 7267 counting only the distinct ones).

The product of its digits is 4374, while the sum is 31.

The square root of 11393239 is about 3375.3872370441. The cubic root of 11393239 is about 225.0172102062.

The spelling of 11393239 in words is "eleven million, three hundred ninety-three thousand, two hundred thirty-nine".