11307817 has 2 divisors, whose sum is σ = 11307818. Its totient is φ = 11307816.

The previous prime is 11307811. The next prime is 11307827. The reversal of 11307817 is 71870311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8404201 + 2903616 = 2899^2 + 1704^2 .

It is an emirp because it is prime and its reverse (71870311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11307817 - 2³ = 11307809 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11307811) 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, 5653908 + 5653909.

It is an arithmetic number, because the mean of its divisors is an integer number (5653909).

Almost surely, 2^11307817 is an apocalyptic number.

It is an amenable number.

11307817 is a deficient number, since it is larger than the sum of its proper divisors (1).

11307817 is an equidigital number, since it uses as much as digits as its factorization.

11307817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 11307817 is about 3362.7097704084. The cubic root of 11307817 is about 224.4534355139.

The spelling of 11307817 in words is "eleven million, three hundred seven thousand, eight hundred seventeen".