111400124 has 12 divisors (see below), whose sum is σ = 212673048. Its totient is φ = 50636400.

The previous prime is 111400087. The next prime is 111400127. The reversal of 111400124 is 421004111.

It is a junction number, because it is equal to n+sod(n) for n = 111400099 and 111400108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111400127) 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, 1265867 + ... + 1265954.

It is an arithmetic number, because the mean of its divisors is an integer number (17722754).

Almost surely, 2^111400124 is an apocalyptic number.

It is an amenable number.

111400124 is a deficient number, since it is larger than the sum of its proper divisors (101272924).

111400124 is a wasteful number, since it uses less digits than its factorization.

111400124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531836 (or 2531834 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 111400124 is about 10554.6257157703. The cubic root of 111400124 is about 481.1663245987.

Adding to 111400124 its reverse (421004111), we get a palindrome (532404235).

The spelling of 111400124 in words is "one hundred eleven million, four hundred thousand, one hundred twenty-four".