10988521 has 8 divisors (see below), whose sum is σ = 11289344. Its totient is φ = 10689840.

The previous prime is 10988507. The next prime is 10988561. The reversal of 10988521 is 12588901.

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 10988521 - 2⁹ = 10988009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10988501) 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, 17800 + ... + 18406.

It is an arithmetic number, because the mean of its divisors is an integer number (1411168).

Almost surely, 2^10988521 is an apocalyptic number.

It is an amenable number.

10988521 is a deficient number, since it is larger than the sum of its proper divisors (300823).

10988521 is an equidigital number, since it uses as much as digits as its factorization.

10988521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 10988521 is about 3314.8938142873. The cubic root of 10988521 is about 222.3206213210.

The spelling of 10988521 in words is "ten million, nine hundred eighty-eight thousand, five hundred twenty-one".