11173144 has 16 divisors (see below), whose sum is σ = 21625920. Its totient is φ = 5406240.

The previous prime is 11173133. The next prime is 11173153. The reversal of 11173144 is 44137111.

It is a happy number.

11173144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22279 + ... + 22774.

It is an arithmetic number, because the mean of its divisors is an integer number (1351620).

Almost surely, 2^11173144 is an apocalyptic number.

It is an amenable number.

11173144 is a deficient number, since it is larger than the sum of its proper divisors (10452776).

11173144 is a wasteful number, since it uses less digits than its factorization.

11173144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45090 (or 45086 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 11173144 is about 3342.6253155267. The cubic root of 11173144 is about 223.5588148709.

The spelling of 11173144 in words is "eleven million, one hundred seventy-three thousand, one hundred forty-four".