11225001 has 8 divisors (see below), whose sum is σ = 15482880. Its totient is φ = 7225232.

The previous prime is 11224999. The next prime is 11225009. The reversal of 11225001 is 10052211.

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

It is a cyclic number.

It is not a de Polignac number, because 11225001 - 2¹ = 11224999 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11225009) 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 7 ways as a sum of consecutive naturals, for example, 64425 + ... + 64598.

It is an arithmetic number, because the mean of its divisors is an integer number (1935360).

Almost surely, 2^11225001 is an apocalyptic number.

It is an amenable number.

11225001 is a deficient number, since it is larger than the sum of its proper divisors (4257879).

11225001 is a wasteful number, since it uses less digits than its factorization.

11225001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129055.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 11225001 is about 3350.3732627873. The cubic root of 11225001 is about 223.9041429246.

Adding to 11225001 its reverse (10052211), we get a palindrome (21277212).

The spelling of 11225001 in words is "eleven million, two hundred twenty-five thousand, one".