11002401 has 12 divisors (see below), whose sum is σ = 15921360. Its totient is φ = 7321560.

The previous prime is 11002399. The next prime is 11002423. The reversal of 11002401 is 10420011.

It is a happy number.

It is not a de Polignac number, because 11002401 - 2¹ = 11002399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11002001) 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 11 ways as a sum of consecutive naturals, for example, 8110 + ... + 9368.

It is an arithmetic number, because the mean of its divisors is an integer number (1326780).

Almost surely, 2^11002401 is an apocalyptic number.

It is an amenable number.

11002401 is a deficient number, since it is larger than the sum of its proper divisors (4918959).

11002401 is a wasteful number, since it uses less digits than its factorization.

11002401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236 (or 2233 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 11002401 is about 3316.9867349750. The cubic root of 11002401 is about 222.4141890198.

Adding to 11002401 its reverse (10420011), we get a palindrome (21422412).

The spelling of 11002401 in words is "eleven million, two thousand, four hundred one".