111684126741 has 16 divisors (see below), whose sum is σ = 162673125888. Its totient is φ = 67594230000.

The previous prime is 111684126709. The next prime is 111684126761. The reversal of 111684126741 is 147621486111.

It is a happy number.

It is not a de Polignac number, because 111684126741 - 2⁵ = 111684126709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111684126693 and 111684126702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111684126761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303635 + ... + 2351616.

It is an arithmetic number, because the mean of its divisors is an integer number (10167070368).

Almost surely, 2^111684126741 is an apocalyptic number.

111684126741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111684126741 is a deficient number, since it is larger than the sum of its proper divisors (50988999147).

111684126741 is a wasteful number, since it uses less digits than its factorization.

111684126741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655992.

The product of its digits is 64512, while the sum is 42.

The spelling of 111684126741 in words is "one hundred eleven billion, six hundred eighty-four million, one hundred twenty-six thousand, seven hundred forty-one".