111404 has 6 divisors (see below), whose sum is σ = 194964. Its totient is φ = 55700.

The previous prime is 111373. The next prime is 111409. The reversal of 111404 is 404111.

It is not an unprimeable number, because it can be changed into a prime (111409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13922 + ... + 13929.

It is an arithmetic number, because the mean of its divisors is an integer number (32494).

2¹¹¹⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

111404 is a deficient number, since it is larger than the sum of its proper divisors (83560).

111404 is a wasteful number, since it uses less digits than its factorization.

111404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27855 (or 27853 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 111404 is about 333.7723775270. The cubic root of 111404 is about 48.1171905020.

Adding to 111404 its reverse (404111), we get a palindrome (515515).

It can be divided in two parts, 111 and 404, that multiplied together give a palindrome (44844).

The spelling of 111404 in words is "one hundred eleven thousand, four hundred four", and thus it is an iban number.