1103984639903 has 2 divisors, whose sum is σ = 1103984639904. Its totient is φ = 1103984639902.

The previous prime is 1103984639873. The next prime is 1103984640037. The reversal of 1103984639903 is 3099364893011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103984639903 - 2⁶ = 1103984639839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103984639803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551992319951 + 551992319952.

It is an arithmetic number, because the mean of its divisors is an integer number (551992319952).

Almost surely, 2^{1103984639903} is an apocalyptic number.

1103984639903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103984639903 is an equidigital number, since it uses as much as digits as its factorization.

1103984639903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 1103984639903 in words is "one trillion, one hundred three billion, nine hundred eighty-four million, six hundred thirty-nine thousand, nine hundred three".