111424034 has 4 divisors (see below), whose sum is σ = 167136054. Its totient is φ = 55712016.

The previous prime is 111424031. The next prime is 111424039. The reversal of 111424034 is 430424111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430424111 = 13 ⋅33109547.

It can be written as a sum of positive squares in only one way, i.e., 73908409 + 37515625 = 8597^2 + 6125^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111423997 and 111424015.

It is not an unprimeable number, because it can be changed into a prime (111424031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27856007 + ... + 27856010.

Almost surely, 2^111424034 is an apocalyptic number.

111424034 is a deficient number, since it is larger than the sum of its proper divisors (55712020).

111424034 is an equidigital number, since it uses as much as digits as its factorization.

111424034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55712019.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 111424034 is about 10555.7583337248. The cubic root of 111424034 is about 481.2007466544.

Adding to 111424034 its reverse (430424111), we get a palindrome (541848145).

It can be divided in two parts, 1114240 and 34, that multiplied together give a triangular number (37884160 = T₈₇₀₄).

The spelling of 111424034 in words is "one hundred eleven million, four hundred twenty-four thousand, thirty-four".