1100113 has 8 divisors (see below), whose sum is σ = 1312128. Its totient is φ = 901824.

The previous prime is 1100101. The next prime is 1100123. The reversal of 1100113 is 3110011.

It is a happy number.

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

It is not a de Polignac number, because 1100113 - 2¹⁷ = 969041 is a prime.

It is a super-2 number, since 2×1100113² = 2420497225538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100096 and 1100105.

It is not an unprimeable number, because it can be changed into a prime (1100123) 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, 3256 + ... + 3577.

It is an arithmetic number, because the mean of its divisors is an integer number (164016).

2^1100113 is an apocalyptic number.

It is an amenable number.

1100113 is a deficient number, since it is larger than the sum of its proper divisors (212015).

1100113 is an equidigital number, since it uses as much as digits as its factorization.

1100113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6863.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 1100113 is about 1048.8627174230. The cubic root of 1100113 is about 103.2315462020.

Adding to 1100113 its reverse (3110011), we get a palindrome (4210124).

It can be divided in two parts, 110011 and 3, that multiplied together give a palindrome (330033).

The spelling of 1100113 in words is "one million, one hundred thousand, one hundred thirteen".