111434125 has 16 divisors (see below), whose sum is σ = 151714368. Its totient is φ = 81042000.

The previous prime is 111434083. The next prime is 111434137. The reversal of 111434125 is 521434111.

It is not a de Polignac number, because 111434125 - 2¹³ = 111425933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111434096 and 111434105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39147 + ... + 41896.

It is an arithmetic number, because the mean of its divisors is an integer number (9482148).

Almost surely, 2^111434125 is an apocalyptic number.

It is an amenable number.

111434125 is a deficient number, since it is larger than the sum of its proper divisors (40280243).

111434125 is an equidigital number, since it uses as much as digits as its factorization.

111434125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81069 (or 81059 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 111434125 is about 10556.2363084577. The cubic root of 111434125 is about 481.2152726951.

Adding to 111434125 its reverse (521434111), we get a palindrome (632868236).

The spelling of 111434125 in words is "one hundred eleven million, four hundred thirty-four thousand, one hundred twenty-five".