11266613 has 2 divisors, whose sum is σ = 11266614. Its totient is φ = 11266612.

The previous prime is 11266579. The next prime is 11266643. The reversal of 11266613 is 31666211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11135569 + 131044 = 3337^2 + 362^2 .

It is a cyclic number.

It is not a de Polignac number, because 11266613 - 2⁸ = 11266357 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 (11266643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5633306 + 5633307.

It is an arithmetic number, because the mean of its divisors is an integer number (5633307).

Almost surely, 2^11266613 is an apocalyptic number.

It is an amenable number.

11266613 is a deficient number, since it is larger than the sum of its proper divisors (1).

11266613 is an equidigital number, since it uses as much as digits as its factorization.

11266613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 11266613 is about 3356.5775724687. The cubic root of 11266613 is about 224.1804787505.

The spelling of 11266613 in words is "eleven million, two hundred sixty-six thousand, six hundred thirteen".