1116615505205 has 8 divisors (see below), whose sum is σ = 1352947719552. Its totient is φ = 884619661968.

The previous prime is 1116615505171. The next prime is 1116615505277. The reversal of 1116615505205 is 5025055166111.

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

It is a cyclic number.

It is not a de Polignac number, because 1116615505205 - 2³⁰ = 1115541763381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084092209 + ... + 1084093238.

It is an arithmetic number, because the mean of its divisors is an integer number (169118464944).

Almost surely, 2^{1116615505205} is an apocalyptic number.

It is an amenable number.

1116615505205 is a deficient number, since it is larger than the sum of its proper divisors (236332214347).

1116615505205 is a wasteful number, since it uses less digits than its factorization.

1116615505205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168185555.

The product of its (nonzero) digits is 45000, while the sum is 38.

The spelling of 1116615505205 in words is "one trillion, one hundred sixteen billion, six hundred fifteen million, five hundred five thousand, two hundred five".