11943306 has 12 divisors (see below), whose sum is σ = 25877202. Its totient is φ = 3981096.

The previous prime is 11943301. The next prime is 11943307. The reversal of 11943306 is 60334911.

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 349281 = 3405^2 + 591^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11943306.

It is not an unprimeable number, because it can be changed into a prime (11943301) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 331741 + ... + 331776.

Almost surely, 2^11943306 is an apocalyptic number.

11943306 is an abundant number, since it is smaller than the sum of its proper divisors (13933896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11943306 is a wasteful number, since it uses less digits than its factorization.

11943306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663525 (or 663522 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 11943306 is about 3455.9088529647. The cubic root of 11943306 is about 228.5817323852.

The spelling of 11943306 in words is "eleven million, nine hundred forty-three thousand, three hundred six".