1144031303 has 8 divisors (see below), whose sum is σ = 1212916320. Its totient is φ = 1075322880.

The previous prime is 1144031279. The next prime is 1144031309. The reversal of 1144031303 is 3031304411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144031303 - 2²⁶ = 1076922439 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 (1144031309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30683 + ... + 56828.

It is an arithmetic number, because the mean of its divisors is an integer number (151614540).

Almost surely, 2^1144031303 is an apocalyptic number.

1144031303 is a deficient number, since it is larger than the sum of its proper divisors (68885017).

1144031303 is an equidigital number, since it uses as much as digits as its factorization.

1144031303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88297.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1144031303 is about 33823.5317937084. The cubic root of 1144031303 is about 1045.8738455096.

Adding to 1144031303 its reverse (3031304411), we get a palindrome (4175335714).

The spelling of 1144031303 in words is "one billion, one hundred forty-four million, thirty-one thousand, three hundred three".