11409946 has 8 divisors (see below), whose sum is σ = 17438004. Its totient is φ = 5597280.

The previous prime is 11409929. The next prime is 11409947. The reversal of 11409946 is 64990411.

It can be written as a sum of positive squares in 2 ways, for example, as 11390625 + 19321 = 3375^2 + 139^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11409947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53715 + ... + 53926.

Almost surely, 2^11409946 is an apocalyptic number.

11409946 is a deficient number, since it is larger than the sum of its proper divisors (6028058).

11409946 is a wasteful number, since it uses less digits than its factorization.

11409946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107696.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 11409946 is about 3377.8611575966. The cubic root of 11409946 is about 225.1271445996.

The spelling of 11409946 in words is "eleven million, four hundred nine thousand, nine hundred forty-six".