1116709172819 has 4 divisors (see below), whose sum is σ = 1116711388944. Its totient is φ = 1116706956696.

The previous prime is 1116709172759. The next prime is 1116709172827. The reversal of 1116709172819 is 9182719076111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116709172819 is a prime.

It is a super-2 number, since 2×1116709172819² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116709172869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54074 + ... + 1495440.

It is an arithmetic number, because the mean of its divisors is an integer number (279177847236).

Almost surely, 2^{1116709172819} is an apocalyptic number.

1116709172819 is a deficient number, since it is larger than the sum of its proper divisors (2216125).

1116709172819 is an equidigital number, since it uses as much as digits as its factorization.

1116709172819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216124.

The product of its (nonzero) digits is 381024, while the sum is 53.

The spelling of 1116709172819 in words is "one trillion, one hundred sixteen billion, seven hundred nine million, one hundred seventy-two thousand, eight hundred nineteen".