11409966 has 24 divisors (see below), whose sum is σ = 25093224. Its totient is φ = 3746160.

The previous prime is 11409961. The next prime is 11409971. The reversal of 11409966 is 66990411.

11409966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11409961) and next prime (11409971).

It is a self number, because there is not a number n which added to its sum of digits gives 11409966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11409961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3525 + ... + 5936.

It is an arithmetic number, because the mean of its divisors is an integer number (1045551).

Almost surely, 2^11409966 is an apocalyptic number.

11409966 is an abundant number, since it is smaller than the sum of its proper divisors (13683258).

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

11409966 is a wasteful number, since it uses less digits than its factorization.

11409966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9536 (or 9533 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 11409966 is about 3377.8641180486. The cubic root of 11409966 is about 225.1272761381.

The spelling of 11409966 in words is "eleven million, four hundred nine thousand, nine hundred sixty-six".