1136144 has 20 divisors (see below), whose sum is σ = 2331324. Its totient is φ = 534528.

The previous prime is 1136129. The next prime is 1136147. The reversal of 1136144 is 4416311.

It can be written as a sum of positive squares in 2 ways, for example, as 976144 + 160000 = 988^2 + 400^2 .

It is not an unprimeable number, because it can be changed into a prime (1136147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817 + ... + 2360.

2^1136144 is an apocalyptic number.

It is an amenable number.

1136144 is an abundant number, since it is smaller than the sum of its proper divisors (1195180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1136144 is a wasteful number, since it uses less digits than its factorization.

1136144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202 (or 4196 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 1136144 is about 1065.9005582136. The cubic root of 1136144 is about 104.3464775591.

The spelling of 1136144 in words is "one million, one hundred thirty-six thousand, one hundred forty-four".