11283709 has 2 divisors, whose sum is σ = 11283710. Its totient is φ = 11283708.

The previous prime is 11283703. The next prime is 11283749. The reversal of 11283709 is 90738211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 3912484 = 2715^2 + 1978^2 .

It is an emirp because it is prime and its reverse (90738211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11283709 - 2⁵ = 11283677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11283703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5641854 + 5641855.

It is an arithmetic number, because the mean of its divisors is an integer number (5641855).

Almost surely, 2^11283709 is an apocalyptic number.

It is an amenable number.

11283709 is a deficient number, since it is larger than the sum of its proper divisors (1).

11283709 is an equidigital number, since it uses as much as digits as its factorization.

11283709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 11283709 is about 3359.1232487064. The cubic root of 11283709 is about 224.2938122065.

The spelling of 11283709 in words is "eleven million, two hundred eighty-three thousand, seven hundred nine".