11944401 has 16 divisors (see below), whose sum is σ = 18459648. Its totient is φ = 6728400.

The previous prime is 11944399. The next prime is 11944417. The reversal of 11944401 is 10444911.

It is not a de Polignac number, because 11944401 - 2¹ = 11944399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11944441) 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 15 ways as a sum of consecutive naturals, for example, 2515 + ... + 5496.

It is an arithmetic number, because the mean of its divisors is an integer number (1153728).

Almost surely, 2^11944401 is an apocalyptic number.

It is an amenable number.

11944401 is a deficient number, since it is larger than the sum of its proper divisors (6515247).

11944401 is an equidigital number, since it uses as much as digits as its factorization.

11944401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8092.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 11944401 is about 3456.0672736508. The cubic root of 11944401 is about 228.5887178700.

The spelling of 11944401 in words is "eleven million, nine hundred forty-four thousand, four hundred one".