11894279 has 4 divisors (see below), whose sum is σ = 12215784. Its totient is φ = 11572776.

The previous prime is 11894257. The next prime is 11894287. The reversal of 11894279 is 97249811.

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 11894279 - 2¹² = 11890183 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 (11894479) 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, 160697 + ... + 160770.

It is an arithmetic number, because the mean of its divisors is an integer number (3053946).

Almost surely, 2^11894279 is an apocalyptic number.

11894279 is a deficient number, since it is larger than the sum of its proper divisors (321505).

11894279 is an equidigital number, since it uses as much as digits as its factorization.

11894279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321504.

The product of its digits is 36288, while the sum is 41.

The square root of 11894279 is about 3448.8083449215. The cubic root of 11894279 is about 228.2685291553.

The spelling of 11894279 in words is "eleven million, eight hundred ninety-four thousand, two hundred seventy-nine".