1144203 has 4 divisors (see below), whose sum is σ = 1525608. Its totient is φ = 762800.

The previous prime is 1144193. The next prime is 1144211. The reversal of 1144203 is 3024411.

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 1144203 - 2⁶ = 1144139 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1144223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190698 + ... + 190703.

It is an arithmetic number, because the mean of its divisors is an integer number (381402).

2^1144203 is an apocalyptic number.

1144203 is a deficient number, since it is larger than the sum of its proper divisors (381405).

1144203 is an equidigital number, since it uses as much as digits as its factorization.

1144203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381404.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1144203 is about 1069.6742494797. The cubic root of 1144203 is about 104.5926164713.

Adding to 1144203 its reverse (3024411), we get a palindrome (4168614).

It can be divided in two parts, 1144 and 203, that multiplied together give a palindrome (232232).

The spelling of 1144203 in words is "one million, one hundred forty-four thousand, two hundred three".