11471199 has 4 divisors (see below), whose sum is σ = 15294936. Its totient is φ = 7647464.

The previous prime is 11471191. The next prime is 11471203. The reversal of 11471199 is 99117411.

11471199 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 a cyclic number.

It is not a de Polignac number, because 11471199 - 2³ = 11471191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11471191) 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, 1911864 + ... + 1911869.

It is an arithmetic number, because the mean of its divisors is an integer number (3823734).

Almost surely, 2^11471199 is an apocalyptic number.

11471199 is a deficient number, since it is larger than the sum of its proper divisors (3823737).

11471199 is an equidigital number, since it uses as much as digits as its factorization.

11471199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823736.

The product of its digits is 2268, while the sum is 33.

The square root of 11471199 is about 3386.9158536934. The cubic root of 11471199 is about 225.5292823530.

It can be divided in two parts, 1147 and 1199, that added together give a triangular number (2346 = T₆₈).

The spelling of 11471199 in words is "eleven million, four hundred seventy-one thousand, one hundred ninety-nine".