11914239 has 4 divisors (see below), whose sum is σ = 15885656. Its totient is φ = 7942824.

The previous prime is 11914193. The next prime is 11914247. The reversal of 11914239 is 93241911.

11914239 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11914239 - 2¹¹ = 11912191 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 (11914289) 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, 1985704 + ... + 1985709.

It is an arithmetic number, because the mean of its divisors is an integer number (3971414).

Almost surely, 2^11914239 is an apocalyptic number.

11914239 is a deficient number, since it is larger than the sum of its proper divisors (3971417).

11914239 is an equidigital number, since it uses as much as digits as its factorization.

11914239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971416.

The product of its digits is 1944, while the sum is 30.

The square root of 11914239 is about 3451.7008850710. The cubic root of 11914239 is about 228.3961449494.

The spelling of 11914239 in words is "eleven million, nine hundred fourteen thousand, two hundred thirty-nine".