1116665551115 has 8 divisors (see below), whose sum is σ = 1371161421168. Its totient is φ = 872557267680.

The previous prime is 1116665551081. The next prime is 1116665551117. The reversal of 1116665551115 is 5111555666111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1116665551115 - 2⁸ = 1116665550859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116665551117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2596896416 + ... + 2596896845.

It is an arithmetic number, because the mean of its divisors is an integer number (171395177646).

Almost surely, 2^{1116665551115} is an apocalyptic number.

1116665551115 is a deficient number, since it is larger than the sum of its proper divisors (254495870053).

1116665551115 is an equidigital number, since it uses as much as digits as its factorization.

1116665551115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193793309.

The product of its digits is 135000, while the sum is 44.

The spelling of 1116665551115 in words is "one trillion, one hundred sixteen billion, six hundred sixty-five million, five hundred fifty-one thousand, one hundred fifteen".