11328965 has 4 divisors (see below), whose sum is σ = 13594764. Its totient is φ = 9063168.

The previous prime is 11328931. The next prime is 11328983. The reversal of 11328965 is 56982311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56982311 = 19 ⋅2999069.

It can be written as a sum of positive squares in 2 ways, for example, as 4605316 + 6723649 = 2146^2 + 2593^2 .

It is a cyclic number.

It is not a de Polignac number, because 11328965 - 2⁶ = 11328901 is a prime.

It is a Duffinian number.

It is a congruent 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, 1132892 + ... + 1132901.

It is an arithmetic number, because the mean of its divisors is an integer number (3398691).

Almost surely, 2^11328965 is an apocalyptic number.

It is an amenable number.

11328965 is a deficient number, since it is larger than the sum of its proper divisors (2265799).

11328965 is an equidigital number, since it uses as much as digits as its factorization.

11328965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265798.

The product of its digits is 12960, while the sum is 35.

The square root of 11328965 is about 3365.8527894131. The cubic root of 11328965 is about 224.5932734446.

The spelling of 11328965 in words is "eleven million, three hundred twenty-eight thousand, nine hundred sixty-five".