11225021 has 8 divisors (see below), whose sum is σ = 11768064. Its totient is φ = 10694880.

The previous prime is 11225017. The next prime is 11225033. The reversal of 11225021 is 12052211.

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 11225021 - 2² = 11225017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11224987 and 11225005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421 + ... + 4946.

It is an arithmetic number, because the mean of its divisors is an integer number (1471008).

Almost surely, 2^11225021 is an apocalyptic number.

It is an amenable number.

11225021 is a deficient number, since it is larger than the sum of its proper divisors (543043).

11225021 is an equidigital number, since it uses as much as digits as its factorization.

11225021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11225021 is about 3350.3762475280. The cubic root of 11225021 is about 223.9042759040.

Adding to 11225021 its reverse (12052211), we get a palindrome (23277232).

The spelling of 11225021 in words is "eleven million, two hundred twenty-five thousand, twenty-one".