1144000003 has 4 divisors (see below), whose sum is σ = 1174918960. Its totient is φ = 1113081048.

The previous prime is 1144000001. The next prime is 1144000021. The reversal of 1144000003 is 3000004411.

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 1144000003 - 2¹ = 1144000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144000001) 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, 15459423 + ... + 15459496.

It is an arithmetic number, because the mean of its divisors is an integer number (293729740).

Almost surely, 2^1144000003 is an apocalyptic number.

1144000003 is a deficient number, since it is larger than the sum of its proper divisors (30918957).

1144000003 is an equidigital number, since it uses as much as digits as its factorization.

1144000003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30918956.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1144000003 is about 33823.0690949240. The cubic root of 1144000003 is about 1045.8643072654.

Adding to 1144000003 its reverse (3000004411), we get a palindrome (4144004414).

The spelling of 1144000003 in words is "one billion, one hundred forty-four million, three", and thus it is an aban number.