11088421 has 8 divisors (see below), whose sum is σ = 11577600. Its totient is φ = 10607520.

The previous prime is 11088379. The next prime is 11088463. The reversal of 11088421 is 12488011.

11088421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11088379) and next prime (11088463).

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 11088421 - 2⁷ = 11088293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11088221) 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, 750 + ... + 4768.

It is an arithmetic number, because the mean of its divisors is an integer number (1447200).

Almost surely, 2^11088421 is an apocalyptic number.

It is an amenable number.

11088421 is a deficient number, since it is larger than the sum of its proper divisors (489179).

11088421 is an equidigital number, since it uses as much as digits as its factorization.

11088421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139.

The product of its (nonzero) digits is 512, while the sum is 25.

The square root of 11088421 is about 3329.9280773014. The cubic root of 11088421 is about 222.9923181009.

The spelling of 11088421 in words is "eleven million, eighty-eight thousand, four hundred twenty-one".