11894305 has 16 divisors (see below), whose sum is σ = 15485904. Its totient is φ = 8734720.

The previous prime is 11894293. The next prime is 11894317. The reversal of 11894305 is 50349811.

It is an interprime number because it is at equal distance from previous prime (11894293) and next prime (11894317).

It can be written as a sum of positive squares in 8 ways, for example, as 53824 + 11840481 = 232^2 + 3441^2 .

It is not a de Polignac number, because 11894305 - 2⁹ = 11893793 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 1779 + ... + 5191.

It is an arithmetic number, because the mean of its divisors is an integer number (967869).

Almost surely, 2^11894305 is an apocalyptic number.

It is an amenable number.

11894305 is a deficient number, since it is larger than the sum of its proper divisors (3591599).

11894305 is a wasteful number, since it uses less digits than its factorization.

11894305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 11894305 is about 3448.8121143373. The cubic root of 11894305 is about 228.2686954811.

The spelling of 11894305 in words is "eleven million, eight hundred ninety-four thousand, three hundred five".