11013689 has 2 divisors, whose sum is σ = 11013690. Its totient is φ = 11013688.

The previous prime is 11013683. The next prime is 11013697. The reversal of 11013689 is 98631011.

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., 8065600 + 2948089 = 2840^2 + 1717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11013689 is a prime.

It is not a weakly prime, because it can be changed into another prime (11013683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506844 + 5506845.

It is an arithmetic number, because the mean of its divisors is an integer number (5506845).

Almost surely, 2^11013689 is an apocalyptic number.

It is an amenable number.

11013689 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013689 is an equidigital number, since it uses as much as digits as its factorization.

11013689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 11013689 is about 3318.6878431091. The cubic root of 11013689 is about 222.4902255522.

The spelling of 11013689 in words is "eleven million, thirteen thousand, six hundred eighty-nine".