1110005 has 8 divisors (see below), whose sum is σ = 1434552. Its totient is φ = 819648.

The previous prime is 1109987. The next prime is 1110007. The reversal of 1110005 is 5000111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9604 + 1100401 = 98^2 + 1049^2 .

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 1110005 - 2⁸ = 1109749 is a prime.

It is a super-2 number, since 2×1110005² = 2464222200050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1109974 and 1110001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110007) 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, 8474 + ... + 8603.

It is an arithmetic number, because the mean of its divisors is an integer number (179319).

2^1110005 is an apocalyptic number.

It is an amenable number.

1110005 is a deficient number, since it is larger than the sum of its proper divisors (324547).

1110005 is a wasteful number, since it uses less digits than its factorization.

1110005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17095.

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 1110005 is about 1053.5677481776. The cubic root of 1110005 is about 103.5400360099.

Adding to 1110005 its reverse (5000111), we get a palindrome (6110116).

The spelling of 1110005 in words is "one million, one hundred ten thousand, five".