111686877853 has 8 divisors (see below), whose sum is σ = 116780198976. Its totient is φ = 106613337600.

The previous prime is 111686877839. The next prime is 111686877857. The reversal of 111686877853 is 358778686111.

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 111686877853 - 2¹³ = 111686869661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111686877791 and 111686877800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111686877857) 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, 4933668 + ... + 4956253.

It is an arithmetic number, because the mean of its divisors is an integer number (14597524872).

Almost surely, 2^111686877853 is an apocalyptic number.

It is an amenable number.

111686877853 is a deficient number, since it is larger than the sum of its proper divisors (5093321123).

111686877853 is an equidigital number, since it uses as much as digits as its factorization.

111686877853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9890435.

The product of its digits is 13547520, while the sum is 61.

The spelling of 111686877853 in words is "one hundred eleven billion, six hundred eighty-six million, eight hundred seventy-seven thousand, eight hundred fifty-three".