1444001440103 has 8 divisors (see below), whose sum is σ = 1493809851600. Its totient is φ = 1394194045888.

The previous prime is 1444001440087. The next prime is 1444001440109. The reversal of 1444001440103 is 3010441004441.

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 1444001440103 - 2⁴ = 1444001440087 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 (1444001440109) 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, 3649400 + ... + 4025682.

It is an arithmetic number, because the mean of its divisors is an integer number (186726231450).

Almost surely, 2^{1444001440103} is an apocalyptic number.

1444001440103 is a deficient number, since it is larger than the sum of its proper divisors (49808411497).

1444001440103 is a wasteful number, since it uses less digits than its factorization.

1444001440103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508641.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1444001440103 its reverse (3010441004441), we get a palindrome (4454442444544).

The spelling of 1444001440103 in words is "one trillion, four hundred forty-four billion, one million, four hundred forty thousand, one hundred three".