111927342385 has 8 divisors (see below), whose sum is σ = 134332286976. Its totient is φ = 89528889840.

The previous prime is 111927342379. The next prime is 111927342391. The reversal of 111927342385 is 583243729111.

It is an interprime number because it is at equal distance from previous prime (111927342379) and next prime (111927342391).

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

It is not a de Polignac number, because 111927342385 - 2⁹ = 111927341873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584999 + ... + 1654108.

It is an arithmetic number, because the mean of its divisors is an integer number (16791535872).

Almost surely, 2^111927342385 is an apocalyptic number.

It is an amenable number.

111927342385 is a deficient number, since it is larger than the sum of its proper divisors (22404944591).

111927342385 is an equidigital number, since it uses as much as digits as its factorization.

111927342385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246023.

The product of its digits is 362880, while the sum is 46.

The spelling of 111927342385 in words is "one hundred eleven billion, nine hundred twenty-seven million, three hundred forty-two thousand, three hundred eighty-five".