111404003 has 8 divisors (see below), whose sum is σ = 114757872. Its totient is φ = 108068256.

The previous prime is 111403979. The next prime is 111404021. The reversal of 111404003 is 300404111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111404003 - 2¹⁸ = 111141859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111404603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8501 + ... + 17177.

It is an arithmetic number, because the mean of its divisors is an integer number (14344734).

Almost surely, 2^111404003 is an apocalyptic number.

111404003 is a deficient number, since it is larger than the sum of its proper divisors (3353869).

111404003 is an equidigital number, since it uses as much as digits as its factorization.

111404003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9061.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 111404003 is about 10554.8094724633. The cubic root of 111404003 is about 481.1719093397.

Adding to 111404003 its reverse (300404111), we get a palindrome (411808114).

The spelling of 111404003 in words is "one hundred eleven million, four hundred four thousand, three".