1100013 has 8 divisors (see below), whose sum is σ = 1490976. Its totient is φ = 721200.

The previous prime is 1100009. The next prime is 1100023. The reversal of 1100013 is 3100011.

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

It is not a de Polignac number, because 1100013 - 2² = 1100009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1099974 and 1100010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100023) 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, 2823 + ... + 3188.

It is an arithmetic number, because the mean of its divisors is an integer number (186372).

2^1100013 is an apocalyptic number.

It is an amenable number.

1100013 is a deficient number, since it is larger than the sum of its proper divisors (390963).

1100013 is an equidigital number, since it uses as much as digits as its factorization.

1100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6075.

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

The square root of 1100013 is about 1048.8150456587. The cubic root of 1100013 is about 103.2284181998.

Adding to 1100013 its reverse (3100011), we get a palindrome (4200024).

The spelling of 1100013 in words is "one million, one hundred thousand, thirteen".