1116790122779 has 4 divisors (see below), whose sum is σ = 1132519561200. Its totient is φ = 1101060684360.

The previous prime is 1116790122719. The next prime is 1116790122797. The reversal of 1116790122779 is 9772210976111.

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-1116790122779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1116790122779.

It is not an unprimeable number, because it can be changed into a prime (1116790122719) 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, 7864719104 + ... + 7864719245.

It is an arithmetic number, because the mean of its divisors is an integer number (283129890300).

Almost surely, 2^{1116790122779} is an apocalyptic number.

1116790122779 is a deficient number, since it is larger than the sum of its proper divisors (15729438421).

1116790122779 is an equidigital number, since it uses as much as digits as its factorization.

1116790122779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15729438420.

The product of its (nonzero) digits is 666792, while the sum is 53.

The spelling of 1116790122779 in words is "one trillion, one hundred sixteen billion, seven hundred ninety million, one hundred twenty-two thousand, seven hundred seventy-nine".