1115115716279 has 2 divisors, whose sum is σ = 1115115716280. Its totient is φ = 1115115716278.

The previous prime is 1115115716263. The next prime is 1115115716339. The reversal of 1115115716279 is 9726175115111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1115115716279 - 2⁴ = 1115115716263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115115716179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557557858139 + 557557858140.

It is an arithmetic number, because the mean of its divisors is an integer number (557557858140).

Almost surely, 2^{1115115716279} is an apocalyptic number.

1115115716279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115115716279 is an equidigital number, since it uses as much as digits as its factorization.

1115115716279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 47.

The spelling of 1115115716279 in words is "one trillion, one hundred fifteen billion, one hundred fifteen million, seven hundred sixteen thousand, two hundred seventy-nine".