11264905 has 8 divisors (see below), whose sum is σ = 13984200. Its totient is φ = 8701056.

The previous prime is 11264893. The next prime is 11264921. The reversal of 11264905 is 50946211.

It can be written as a sum of positive squares in 4 ways, for example, as 2005056 + 9259849 = 1416^2 + 3043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11264905 - 2¹⁷ = 11133833 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38700 + ... + 38989.

It is an arithmetic number, because the mean of its divisors is an integer number (1748025).

Almost surely, 2^11264905 is an apocalyptic number.

It is an amenable number.

11264905 is a deficient number, since it is larger than the sum of its proper divisors (2719295).

11264905 is an equidigital number, since it uses as much as digits as its factorization.

11264905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77723.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 11264905 is about 3356.3231370057. The cubic root of 11264905 is about 224.1691497140.

The spelling of 11264905 in words is "eleven million, two hundred sixty-four thousand, nine hundred five".