111601711677 has 8 divisors (see below), whose sum is σ = 151241664160. Its totient is φ = 73181450160.

The previous prime is 111601711609. The next prime is 111601711687. The reversal of 111601711677 is 776117106111.

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

It is not a de Polignac number, because 111601711677 - 2²³ = 111593323069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111601711687) 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, 304922527 + ... + 304922892.

It is an arithmetic number, because the mean of its divisors is an integer number (18905208020).

Almost surely, 2^111601711677 is an apocalyptic number.

It is an amenable number.

111601711677 is a deficient number, since it is larger than the sum of its proper divisors (39639952483).

111601711677 is an equidigital number, since it uses as much as digits as its factorization.

111601711677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609845483.

The product of its (nonzero) digits is 12348, while the sum is 39.

Adding to 111601711677 its reverse (776117106111), we get a palindrome (887718817788).

The spelling of 111601711677 in words is "one hundred eleven billion, six hundred one million, seven hundred eleven thousand, six hundred seventy-seven".