1105644416503 has 8 divisors (see below), whose sum is σ = 1207595168640. Its totient is φ = 1003933268280.

The previous prime is 1105644416479. The next prime is 1105644416509. The reversal of 1105644416503 is 3056144465011.

1105644416503 is digitally balanced in base 12, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105644416503 is a prime.

It is a Duffinian number.

1105644416503 is strictly pandigital in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105644416509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59891325 + ... + 59909782.

It is an arithmetic number, because the mean of its divisors is an integer number (150949396080).

Almost surely, 2^{1105644416503} is an apocalyptic number.

1105644416503 is a deficient number, since it is larger than the sum of its proper divisors (101950752137).

1105644416503 is a wasteful number, since it uses less digits than its factorization.

1105644416503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119801957.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 1105644416503 in words is "one trillion, one hundred five billion, six hundred forty-four million, four hundred sixteen thousand, five hundred three".