11100613 has 2 divisors, whose sum is σ = 11100614. Its totient is φ = 11100612.

The previous prime is 11100611. The next prime is 11100623. The reversal of 11100613 is 31600111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11068929 + 31684 = 3327^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100613 - 2¹ = 11100611 is a prime.

Together with 11100611, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11100593 and 11100602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550306 + 5550307.

It is an arithmetic number, because the mean of its divisors is an integer number (5550307).

Almost surely, 2^11100613 is an apocalyptic number.

It is an amenable number.

11100613 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100613 is an equidigital number, since it uses as much as digits as its factorization.

11100613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 11100613 is about 3331.7582445310. The cubic root of 11100613 is about 223.0740167340.

Adding to 11100613 its reverse (31600111), we get a palindrome (42700724).

The spelling of 11100613 in words is "eleven million, one hundred thousand, six hundred thirteen".