105612560117 has 4 divisors (see below), whose sum is σ = 105613219680. Its totient is φ = 105611900556.

The previous prime is 105612560113. The next prime is 105612560147. The reversal of 105612560117 is 711065216501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 105612560117 - 2² = 105612560113 is a prime.

It is a super-2 number, since 2×105612560117² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105612560113) 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, 80798 + ... + 466640.

It is an arithmetic number, because the mean of its divisors is an integer number (26403304920).

Almost surely, 2^105612560117 is an apocalyptic number.

It is an amenable number.

105612560117 is a deficient number, since it is larger than the sum of its proper divisors (659563).

105612560117 is an equidigital number, since it uses as much as digits as its factorization.

105612560117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659562.

The product of its (nonzero) digits is 12600, while the sum is 35.

Adding to 105612560117 its reverse (711065216501), we get a palindrome (816677776618).

The spelling of 105612560117 in words is "one hundred five billion, six hundred twelve million, five hundred sixty thousand, one hundred seventeen".