11113444679 has 4 divisors (see below), whose sum is σ = 11698362840. Its totient is φ = 10528526520.

The previous prime is 11113444651. The next prime is 11113444687. The reversal of 11113444679 is 97644431111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11113444679 is a prime.

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 (11113444649) 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, 292459052 + ... + 292459089.

It is an arithmetic number, because the mean of its divisors is an integer number (2924590710).

Almost surely, 2^11113444679 is an apocalyptic number.

11113444679 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11113444679 is a deficient number, since it is larger than the sum of its proper divisors (584918161).

11113444679 is an equidigital number, since it uses as much as digits as its factorization.

11113444679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584918160.

The product of its digits is 72576, while the sum is 41.

The spelling of 11113444679 in words is "eleven billion, one hundred thirteen million, four hundred forty-four thousand, six hundred seventy-nine".