10921465 has 4 divisors (see below), whose sum is σ = 13105764. Its totient is φ = 8737168.

The previous prime is 10921459. The next prime is 10921499. The reversal of 10921465 is 56412901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1776889 + 9144576 = 1333^2 + 3024^2 .

It is a cyclic number.

It is not a de Polignac number, because 10921465 - 2¹¹ = 10919417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092142 + ... + 1092151.

It is an arithmetic number, because the mean of its divisors is an integer number (3276441).

Almost surely, 2^10921465 is an apocalyptic number.

It is an amenable number.

10921465 is a deficient number, since it is larger than the sum of its proper divisors (2184299).

10921465 is an equidigital number, since it uses as much as digits as its factorization.

10921465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184298.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 10921465 is about 3304.7639855215. The cubic root of 10921465 is about 221.8674708812.

The spelling of 10921465 in words is "ten million, nine hundred twenty-one thousand, four hundred sixty-five".