111116369479 has 4 divisors (see below), whose sum is σ = 111301873200. Its totient is φ = 110930865760.

The previous prime is 111116369467. The next prime is 111116369587. The reversal of 111116369479 is 974963611111.

It is a happy number.

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 111116369479 - 2¹¹ = 111116367431 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111116361479) 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, 92750962 + ... + 92752159.

It is an arithmetic number, because the mean of its divisors is an integer number (27825468300).

Almost surely, 2^111116369479 is an apocalyptic number.

111116369479 is a deficient number, since it is larger than the sum of its proper divisors (185503721).

111116369479 is an equidigital number, since it uses as much as digits as its factorization.

111116369479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185503720.

The product of its digits is 244944, while the sum is 49.

The spelling of 111116369479 in words is "one hundred eleven billion, one hundred sixteen million, three hundred sixty-nine thousand, four hundred seventy-nine".