1115660634817 has 8 divisors (see below), whose sum is σ = 1154295771840. Its totient is φ = 1077036436560.

The previous prime is 1115660634749. The next prime is 1115660634863. The reversal of 1115660634817 is 7184360665111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1115660634817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115660634887) 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, 2526909 + ... + 2935402.

It is an arithmetic number, because the mean of its divisors is an integer number (144286971480).

Almost surely, 2^{1115660634817} is an apocalyptic number.

It is an amenable number.

1115660634817 is a deficient number, since it is larger than the sum of its proper divisors (38635137023).

1115660634817 is an equidigital number, since it uses as much as digits as its factorization.

1115660634817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5469383.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 1115660634817 in words is "one trillion, one hundred fifteen billion, six hundred sixty million, six hundred thirty-four thousand, eight hundred seventeen".