1103984640043 has 2 divisors, whose sum is σ = 1103984640044. Its totient is φ = 1103984640042.

The previous prime is 1103984640037. The next prime is 1103984640047. The reversal of 1103984640043 is 3400464893011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1103984640043 - 2⁹ = 1103984639531 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103984640047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551992320021 + 551992320022.

It is an arithmetic number, because the mean of its divisors is an integer number (551992320022).

Almost surely, 2^{1103984640043} is an apocalyptic number.

1103984640043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103984640043 is an equidigital number, since it uses as much as digits as its factorization.

1103984640043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 1103984640043 in words is "one trillion, one hundred three billion, nine hundred eighty-four million, six hundred forty thousand, forty-three".