1133144 has 16 divisors (see below), whose sum is σ = 2138400. Its totient is φ = 562912.

The previous prime is 1133131. The next prime is 1133147. The reversal of 1133144 is 4413311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133147) 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, 1217 + ... + 1935.

It is an arithmetic number, because the mean of its divisors is an integer number (133650).

2^1133144 is an apocalyptic number.

It is an amenable number.

1133144 is a deficient number, since it is larger than the sum of its proper divisors (1005256).

1133144 is a wasteful number, since it uses less digits than its factorization.

1133144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922 (or 918 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 1133144 is about 1064.4923672812. The cubic root of 1133144 is about 104.2545539515.

Adding to 1133144 its reverse (4413311), we get a palindrome (5546455).

The spelling of 1133144 in words is "one million, one hundred thirty-three thousand, one hundred forty-four".