1103984640001 has 4 divisors (see below), whose sum is σ = 1106765458132. Its totient is φ = 1101203821872.

The previous prime is 1103984639903. The next prime is 1103984640037. The reversal of 1103984640001 is 1000464893011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 853360250625 + 250624389376 = 923775^2 + 500624^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103984640001 - 2⁷ = 1103984639873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103984640701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1390408470 + ... + 1390409263.

It is an arithmetic number, because the mean of its divisors is an integer number (276691364533).

Almost surely, 2^{1103984640001} is an apocalyptic number.

It is an amenable number.

1103984640001 is a deficient number, since it is larger than the sum of its proper divisors (2780818131).

1103984640001 is an equidigital number, since it uses as much as digits as its factorization.

1103984640001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780818130.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 1103984640001 in words is "one trillion, one hundred three billion, nine hundred eighty-four million, six hundred forty thousand, one".