1117105863427 has 4 divisors (see below), whose sum is σ = 1165675683600. Its totient is φ = 1068536043256.

The previous prime is 1117105863407. The next prime is 1117105863439. The reversal of 1117105863427 is 7243685017111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1117105863427 - 2²³ = 1117097474819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1117105863407) 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, 24284910052 + ... + 24284910097.

It is an arithmetic number, because the mean of its divisors is an integer number (291418920900).

Almost surely, 2^{1117105863427} is an apocalyptic number.

1117105863427 is a deficient number, since it is larger than the sum of its proper divisors (48569820173).

1117105863427 is an equidigital number, since it uses as much as digits as its factorization.

1117105863427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48569820172.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 1117105863427 in words is "one trillion, one hundred seventeen billion, one hundred five million, eight hundred sixty-three thousand, four hundred twenty-seven".