111000003 has 8 divisors (see below), whose sum is σ = 149080848. Its totient is φ = 73459584.

The previous prime is 110999989. The next prime is 111000007. The reversal of 111000003 is 300000111.

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

It is not a de Polignac number, because 111000003 - 2⁵ = 110999971 is a prime.

It is a super-3 number, since 3×111000003³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110999955 and 111000000.

It is not an unprimeable number, because it can be changed into a prime (111000007) 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, 134626 + ... + 135447.

It is an arithmetic number, because the mean of its divisors is an integer number (18635106).

Almost surely, 2^111000003 is an apocalyptic number.

111000003 is a deficient number, since it is larger than the sum of its proper divisors (38080845).

111000003 is a wasteful number, since it uses less digits than its factorization.

111000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270213.

The product of its (nonzero) digits is 3, while the sum is 6.

The square root of 111000003 is about 10535.6538952264. The cubic root of 111000003 is about 480.5895577002.

Adding to 111000003 its reverse (300000111), we get a palindrome (411000114).

The spelling of 111000003 in words is "one hundred eleven million, three", and thus it is an aban number.