111604034 has 4 divisors (see below), whose sum is σ = 167406054. Its totient is φ = 55802016.

The previous prime is 111604007. The next prime is 111604037. The reversal of 111604034 is 430406111.

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

It can be written as a sum of positive squares in only one way, i.e., 106151809 + 5452225 = 10303^2 + 2335^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111603997 and 111604015.

It is not an unprimeable number, because it can be changed into a prime (111604037) by changing a digit.

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 as a sum of consecutive naturals, namely, 27901007 + ... + 27901010.

Almost surely, 2^111604034 is an apocalyptic number.

111604034 is a deficient number, since it is larger than the sum of its proper divisors (55802020).

111604034 is an equidigital number, since it uses as much as digits as its factorization.

111604034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55802019.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 111604034 is about 10564.2810451067. The cubic root of 111604034 is about 481.4597258942.

The spelling of 111604034 in words is "one hundred eleven million, six hundred four thousand, thirty-four".