11100013 has 2 divisors, whose sum is σ = 11100014. Its totient is φ = 11100012.

The previous prime is 11099999. The next prime is 11100017. The reversal of 11100013 is 31000111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6140484 + 4959529 = 2478^2 + 2227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11099969 and 11100005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550006 + 5550007.

It is an arithmetic number, because the mean of its divisors is an integer number (5550007).

Almost surely, 2^11100013 is an apocalyptic number.

It is an amenable number.

11100013 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100013 is an equidigital number, since it uses as much as digits as its factorization.

11100013 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11100013 is about 3331.6682007667. The cubic root of 11100013 is about 223.0699975319.

Adding to 11100013 its reverse (31000111), we get a palindrome (42100124).

The spelling of 11100013 in words is "eleven million, one hundred thousand, thirteen".