1109782838179 has 2 divisors, whose sum is σ = 1109782838180. Its totient is φ = 1109782838178.

The previous prime is 1109782838173. The next prime is 1109782838221. The reversal of 1109782838179 is 9718382879011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109782838179 - 2⁵ = 1109782838147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1109782838179.

It is not a weakly prime, because it can be changed into another prime (1109782838173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554891419089 + 554891419090.

It is an arithmetic number, because the mean of its divisors is an integer number (554891419090).

Almost surely, 2^{1109782838179} is an apocalyptic number.

1109782838179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109782838179 is an equidigital number, since it uses as much as digits as its factorization.

1109782838179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12192768, while the sum is 64.

The spelling of 1109782838179 in words is "one trillion, one hundred nine billion, seven hundred eighty-two million, eight hundred thirty-eight thousand, one hundred seventy-nine".