111113445679 has 12 divisors (see below), whose sum is σ = 114147396376. Its totient is φ = 108135851472.

The previous prime is 111113445659. The next prime is 111113445733. The reversal of 111113445679 is 976544311111.

It is not a de Polignac number, because 111113445679 - 2⁷ = 111113445551 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111113445659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 341197 + ... + 581929.

Almost surely, 2^111113445679 is an apocalyptic number.

111113445679 is a deficient number, since it is larger than the sum of its proper divisors (3033950697).

111113445679 is an frugal number, since it uses more digits than its factorization.

111113445679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240966 (or 240883 counting only the distinct ones).

The product of its digits is 90720, while the sum is 43.

The spelling of 111113445679 in words is "one hundred eleven billion, one hundred thirteen million, four hundred forty-five thousand, six hundred seventy-nine".