11053947 has 8 divisors (see below), whose sum is σ = 14800720. Its totient is φ = 7338240.

The previous prime is 11053909. The next prime is 11053951. The reversal of 11053947 is 74935011.

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

It is not a de Polignac number, because 11053947 - 2¹¹ = 11051899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11053957) 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, 6922 + ... + 8367.

It is an arithmetic number, because the mean of its divisors is an integer number (1850090).

Almost surely, 2^11053947 is an apocalyptic number.

11053947 is a deficient number, since it is larger than the sum of its proper divisors (3746773).

11053947 is a wasteful number, since it uses less digits than its factorization.

11053947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15533.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 11053947 is about 3324.7476595976. The cubic root of 11053947 is about 222.7609831575.

Adding to 11053947 its reverse (74935011), we get a palindrome (85988958).

The spelling of 11053947 in words is "eleven million, fifty-three thousand, nine hundred forty-seven".