11941439 has 4 divisors (see below), whose sum is σ = 12460656. Its totient is φ = 11422224.

The previous prime is 11941409. The next prime is 11941453. The reversal of 11941439 is 93414911.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11941439 - 2⁸ = 11941183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11941409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259574 + ... + 259619.

It is an arithmetic number, because the mean of its divisors is an integer number (3115164).

Almost surely, 2^11941439 is an apocalyptic number.

11941439 is a deficient number, since it is larger than the sum of its proper divisors (519217).

11941439 is an equidigital number, since it uses as much as digits as its factorization.

11941439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519216.

The product of its digits is 3888, while the sum is 32.

The square root of 11941439 is about 3455.6387253299. The cubic root of 11941439 is about 228.5698209894.

The spelling of 11941439 in words is "eleven million, nine hundred forty-one thousand, four hundred thirty-nine".