11995449 has 8 divisors (see below), whose sum is σ = 16143840. Its totient is φ = 7922016.

The previous prime is 11995447. The next prime is 11995453. The reversal of 11995449 is 94459911.

It is a happy number.

11995449 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11995449 - 2¹ = 11995447 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11995449.

It is not an unprimeable number, because it can be changed into a prime (11995447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18364 + ... + 19005.

It is an arithmetic number, because the mean of its divisors is an integer number (2017980).

Almost surely, 2^11995449 is an apocalyptic number.

It is an amenable number.

11995449 is a deficient number, since it is larger than the sum of its proper divisors (4148391).

11995449 is a wasteful number, since it uses less digits than its factorization.

11995449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37479.

The product of its digits is 58320, while the sum is 42.

The square root of 11995449 is about 3463.4446725767. Note that the first 3 decimals coincide. The cubic root of 11995449 is about 228.9139026594.

The spelling of 11995449 in words is "eleven million, nine hundred ninety-five thousand, four hundred forty-nine".