1103984639999 has 8 divisors (see below), whose sum is σ = 1105506365328. Its totient is φ = 1102463812800.

The previous prime is 1103984639903. The next prime is 1103984640037. The reversal of 1103984639999 is 9999364893011.

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 1103984639999 - 2³² = 1099689672703 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 (1103984629999) 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, 2254379 + ... + 2700035.

It is an arithmetic number, because the mean of its divisors is an integer number (138188295666).

Almost surely, 2^{1103984639999} is an apocalyptic number.

1103984639999 is a deficient number, since it is larger than the sum of its proper divisors (1521725329).

1103984639999 is a wasteful number, since it uses less digits than its factorization.

1103984639999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449065.

The product of its (nonzero) digits is 102036672, while the sum is 71.

The spelling of 1103984639999 in words is "one trillion, one hundred three billion, nine hundred eighty-four million, six hundred thirty-nine thousand, nine hundred ninety-nine".