1144386 has 12 divisors (see below), whose sum is σ = 2479542. Its totient is φ = 381456.

The previous prime is 1144379. The next prime is 1144393. The reversal of 1144386 is 6834411.

It is an interprime number because it is at equal distance from previous prime (1144379) and next prime (1144393).

It can be written as a sum of positive squares in only one way, i.e., 680625 + 463761 = 825^2 + 681^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31771 + ... + 31806.

2^1144386 is an apocalyptic number.

1144386 is an abundant number, since it is smaller than the sum of its proper divisors (1335156).

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

1144386 is a wasteful number, since it uses less digits than its factorization.

1144386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63585 (or 63582 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 1144386 is about 1069.7597861202. The cubic root of 1144386 is about 104.5981922384.

Adding to 1144386 its reverse (6834411), we get a palindrome (7978797).

The spelling of 1144386 in words is "one million, one hundred forty-four thousand, three hundred eighty-six".