11359813 has 2 divisors, whose sum is σ = 11359814. Its totient is φ = 11359812.

The previous prime is 11359811. The next prime is 11359819. The reversal of 11359813 is 31895311.

11359813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10771524 + 588289 = 3282^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 11359813 - 2¹ = 11359811 is a prime.

Together with 11359811, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11359811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5679906 + 5679907.

It is an arithmetic number, because the mean of its divisors is an integer number (5679907).

Almost surely, 2^11359813 is an apocalyptic number.

It is an amenable number.

11359813 is a deficient number, since it is larger than the sum of its proper divisors (1).

11359813 is an equidigital number, since it uses as much as digits as its factorization.

11359813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 31.

The square root of 11359813 is about 3370.4321681351. The cubic root of 11359813 is about 224.7969394284.

The spelling of 11359813 in words is "eleven million, three hundred fifty-nine thousand, eight hundred thirteen".