11320465 has 12 divisors (see below), whose sum is σ = 14711004. Its totient is φ = 8359104.

The previous prime is 11320457. The next prime is 11320471. The reversal of 11320465 is 56402311.

11320465 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 can be written as a sum of positive squares in 6 ways, for example, as 5400976 + 5919489 = 2324^2 + 2433^2 .

It is not a de Polignac number, because 11320465 - 2³ = 11320457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5854 + ... + 7543.

It is an arithmetic number, because the mean of its divisors is an integer number (1225917).

Almost surely, 2^11320465 is an apocalyptic number.

It is an amenable number.

11320465 is a deficient number, since it is larger than the sum of its proper divisors (3390539).

11320465 is a wasteful number, since it uses less digits than its factorization.

11320465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13428 (or 13415 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 11320465 is about 3364.5898709947. The cubic root of 11320465 is about 224.5370894223.

Adding to 11320465 its reverse (56402311), we get a palindrome (67722776).

The spelling of 11320465 in words is "eleven million, three hundred twenty thousand, four hundred sixty-five".