10869321 has 4 divisors (see below), whose sum is σ = 14492432. Its totient is φ = 7246212.

The previous prime is 10869289. The next prime is 10869323. The reversal of 10869321 is 12396801.

10869321 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10869321 - 2⁵ = 10869289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10869323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1811551 + ... + 1811556.

It is an arithmetic number, because the mean of its divisors is an integer number (3623108).

Almost surely, 2^10869321 is an apocalyptic number.

It is an amenable number.

10869321 is a deficient number, since it is larger than the sum of its proper divisors (3623111).

10869321 is an equidigital number, since it uses as much as digits as its factorization.

10869321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623110.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 10869321 is about 3296.8653293697. The cubic root of 10869321 is about 221.5138089759.

The spelling of 10869321 in words is "ten million, eight hundred sixty-nine thousand, three hundred twenty-one".