111343604 has 6 divisors (see below), whose sum is σ = 194851314. Its totient is φ = 55671800.

The previous prime is 111343597. The next prime is 111343633. The reversal of 111343604 is 406343111.

It can be written as a sum of positive squares in only one way, i.e., 111091600 + 252004 = 10540^2 + 502^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111343604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13917947 + ... + 13917954.

It is an arithmetic number, because the mean of its divisors is an integer number (32475219).

Almost surely, 2^111343604 is an apocalyptic number.

It is an amenable number.

111343604 is a deficient number, since it is larger than the sum of its proper divisors (83507710).

111343604 is a wasteful number, since it uses less digits than its factorization.

111343604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27835905 (or 27835903 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 111343604 is about 10551.9478770509. The cubic root of 111343604 is about 481.0849359362.

Adding to 111343604 its reverse (406343111), we get a palindrome (517686715).

The spelling of 111343604 in words is "one hundred eleven million, three hundred forty-three thousand, six hundred four".