111447159347 has 4 divisors (see below), whose sum is σ = 111448324776. Its totient is φ = 111445993920.

The previous prime is 111447159283. The next prime is 111447159353. The reversal of 111447159347 is 743951744111.

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 111447159347 - 2⁶ = 111447159283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111447159377) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 425054 + ... + 635267.

It is an arithmetic number, because the mean of its divisors is an integer number (27862081194).

Almost surely, 2^111447159347 is an apocalyptic number.

111447159347 is a deficient number, since it is larger than the sum of its proper divisors (1165429).

111447159347 is a wasteful number, since it uses less digits than its factorization.

111447159347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165428.

The product of its digits is 423360, while the sum is 47.

The spelling of 111447159347 in words is "one hundred eleven billion, four hundred forty-seven million, one hundred fifty-nine thousand, three hundred forty-seven".