1144303142 has 8 divisors (see below), whose sum is σ = 1722520776. Its totient is φ = 570129552.

The previous prime is 1144303103. The next prime is 1144303151. The reversal of 1144303142 is 2413034411.

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

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, 1010303 + ... + 1011434.

It is an arithmetic number, because the mean of its divisors is an integer number (215315097).

Almost surely, 2^1144303142 is an apocalyptic number.

1144303142 is a deficient number, since it is larger than the sum of its proper divisors (578217634).

1144303142 is a wasteful number, since it uses less digits than its factorization.

1144303142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022022.

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

The square root of 1144303142 is about 33827.5500443056. The cubic root of 1144303142 is about 1045.9566773878.

Adding to 1144303142 its reverse (2413034411), we get a palindrome (3557337553).

The spelling of 1144303142 in words is "one billion, one hundred forty-four million, three hundred three thousand, one hundred forty-two".