1144003255 has 4 divisors (see below), whose sum is σ = 1372803912. Its totient is φ = 915202600.

The previous prime is 1144003229. The next prime is 1144003283. The reversal of 1144003255 is 5523004411.

It is a happy number.

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

It is not a de Polignac number, because 1144003255 - 2⁷ = 1144003127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114400321 + ... + 114400330.

It is an arithmetic number, because the mean of its divisors is an integer number (343200978).

Almost surely, 2^1144003255 is an apocalyptic number.

1144003255 is a deficient number, since it is larger than the sum of its proper divisors (228800657).

1144003255 is an equidigital number, since it uses as much as digits as its factorization.

1144003255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228800656.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1144003255 is about 33823.1171685875. The cubic root of 1144003255 is about 1045.8652982758.

Adding to 1144003255 its reverse (5523004411), we get a palindrome (6667007666).

The spelling of 1144003255 in words is "one billion, one hundred forty-four million, three thousand, two hundred fifty-five".