10818917 has 2 divisors, whose sum is σ = 10818918. Its totient is φ = 10818916.

The previous prime is 10818881. The next prime is 10818937. The reversal of 10818917 is 71981801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8099716 + 2719201 = 2846^2 + 1649^2 .

It is a cyclic number.

It is not a de Polignac number, because 10818917 - 2¹⁰ = 10817893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10818937) 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, 5409458 + 5409459.

It is an arithmetic number, because the mean of its divisors is an integer number (5409459).

Almost surely, 2^10818917 is an apocalyptic number.

It is an amenable number.

10818917 is a deficient number, since it is larger than the sum of its proper divisors (1).

10818917 is an equidigital number, since it uses as much as digits as its factorization.

10818917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 35.

The square root of 10818917 is about 3289.2122157137. The cubic root of 10818917 is about 221.1708717219.

The spelling of 10818917 in words is "ten million, eight hundred eighteen thousand, nine hundred seventeen".