11266005 has 16 divisors (see below), whose sum is σ = 18244800. Its totient is φ = 5935488.

The previous prime is 11266001. The next prime is 11266009. The reversal of 11266005 is 50066211.

It is a happy number.

11266005 is nontrivially palindromic in base 2.

It is an interprime number because it is at equal distance from previous prime (11266001) and next prime (11266009).

It is not a de Polignac number, because 11266005 - 2² = 11266001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11266001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3280 + ... + 5769.

It is an arithmetic number, because the mean of its divisors is an integer number (1140300).

Almost surely, 2^11266005 is an apocalyptic number.

11266005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11266005 is a deficient number, since it is larger than the sum of its proper divisors (6978795).

11266005 is an equidigital number, since it uses as much as digits as its factorization.

11266005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 11266005 is about 3356.4870028052. The cubic root of 11266005 is about 224.1764460631.

The spelling of 11266005 in words is "eleven million, two hundred sixty-six thousand, five".