11809414 has 4 divisors (see below), whose sum is σ = 17714124. Its totient is φ = 5904706.

The previous prime is 11809379. The next prime is 11809453. The reversal of 11809414 is 41490811.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2952352 + ... + 2952355.

It is an arithmetic number, because the mean of its divisors is an integer number (4428531).

Almost surely, 2^11809414 is an apocalyptic number.

11809414 is a deficient number, since it is larger than the sum of its proper divisors (5904710).

11809414 is an equidigital number, since it uses as much as digits as its factorization.

11809414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5904709.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 11809414 is about 3436.4827949518. The cubic root of 11809414 is about 227.7243385420.

The spelling of 11809414 in words is "eleven million, eight hundred nine thousand, four hundred fourteen".