11894419 has 4 divisors (see below), whose sum is σ = 12118896. Its totient is φ = 11669944.

The previous prime is 11894413. The next prime is 11894423. The reversal of 11894419 is 91449811.

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 11894419 - 2³ = 11894411 is a prime.

It is a super-2 number, since 2×11894419² = 282954406695122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11894411) 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, 112159 + ... + 112264.

It is an arithmetic number, because the mean of its divisors is an integer number (3029724).

Almost surely, 2^11894419 is an apocalyptic number.

11894419 is a deficient number, since it is larger than the sum of its proper divisors (224477).

11894419 is an equidigital number, since it uses as much as digits as its factorization.

11894419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224476.

The product of its digits is 10368, while the sum is 37.

The square root of 11894419 is about 3448.8286417275. The cubic root of 11894419 is about 228.2694247531.

The spelling of 11894419 in words is "eleven million, eight hundred ninety-four thousand, four hundred nineteen".