111481410671 has 4 divisors (see below), whose sum is σ = 111491202000. Its totient is φ = 111471619344.

The previous prime is 111481410661. The next prime is 111481410707. The reversal of 111481410671 is 176014184111.

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 111481410671 - 2¹⁴ = 111481394287 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 (111481410611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4878566 + ... + 4901363.

It is an arithmetic number, because the mean of its divisors is an integer number (27872800500).

Almost surely, 2^111481410671 is an apocalyptic number.

111481410671 is a deficient number, since it is larger than the sum of its proper divisors (9791329).

111481410671 is an equidigital number, since it uses as much as digits as its factorization.

111481410671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9791328.

The product of its (nonzero) digits is 5376, while the sum is 35.

Adding to 111481410671 its reverse (176014184111), we get a palindrome (287495594782).

The spelling of 111481410671 in words is "one hundred eleven billion, four hundred eighty-one million, four hundred ten thousand, six hundred seventy-one".