11447799 has 8 divisors (see below), whose sum is σ = 16651392. Its totient is φ = 6938040.

The previous prime is 11447789. The next prime is 11447801. The reversal of 11447799 is 99774411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11447799 - 2¹⁷ = 11316727 is a prime.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11447799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11447759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173419 + ... + 173484.

It is an arithmetic number, because the mean of its divisors is an integer number (2081424).

Almost surely, 2^11447799 is an apocalyptic number.

11447799 is a deficient number, since it is larger than the sum of its proper divisors (5203593).

11447799 is a wasteful number, since it uses less digits than its factorization.

11447799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346917.

The product of its digits is 63504, while the sum is 42.

The square root of 11447799 is about 3383.4596199748. The cubic root of 11447799 is about 225.3758262144.

It can be divided in two parts, 11447 and 799, that added together give a triangular number (12246 = T₁₅₆).

The spelling of 11447799 in words is "eleven million, four hundred forty-seven thousand, seven hundred ninety-nine".