1144463 has 4 divisors (see below), whose sum is σ = 1150968. Its totient is φ = 1137960.

The previous prime is 1144453. The next prime is 1144477. The reversal of 1144463 is 3644411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1144463 - 2⁶ = 1144399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144453) 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, 2981 + ... + 3342.

It is an arithmetic number, because the mean of its divisors is an integer number (287742).

2^1144463 is an apocalyptic number.

1144463 is a deficient number, since it is larger than the sum of its proper divisors (6505).

1144463 is an equidigital number, since it uses as much as digits as its factorization.

1144463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6504.

The product of its digits is 1152, while the sum is 23.

The square root of 1144463 is about 1069.7957749029. The cubic root of 1144463 is about 104.6005381486.

Adding to 1144463 its reverse (3644411), we get a palindrome (4788874).

The spelling of 1144463 in words is "one million, one hundred forty-four thousand, four hundred sixty-three".