1044603113643 has 128 divisors (see below), whose sum is σ = 1693392583680. Its totient is φ = 633830400000.

The previous prime is 1044603113591. The next prime is 1044603113717. The reversal of 1044603113643 is 3463113064401.

1044603113643 is a `hidden beast` number, since 1 + 0 + 4 + 4 + 6 + 0 + 3 + 1 + 1 + 3 + 643 = 666.

It is not a de Polignac number, because 1044603113643 - 2¹⁷ = 1044602982571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1044603113598 and 1044603113607.

It is not an unprimeable number, because it can be changed into a prime (1044603113843) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1327322496 + ... + 1327323282.

It is an arithmetic number, because the mean of its divisors is an integer number (13229629560).

Almost surely, 2^{1044603113643} is an apocalyptic number.

1044603113643 is a deficient number, since it is larger than the sum of its proper divisors (648789470037).

1044603113643 is a wasteful number, since it uses less digits than its factorization.

1044603113643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386 (or 1380 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1044603113643 in words is "one trillion, forty-four billion, six hundred three million, one hundred thirteen thousand, six hundred forty-three".