11609265 has 8 divisors (see below), whose sum is σ = 18574848. Its totient is φ = 6191600.

The previous prime is 11609203. The next prime is 11609303. The reversal of 11609265 is 56290611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11609265 - 2⁶ = 11609201 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386961 + ... + 386990.

It is an arithmetic number, because the mean of its divisors is an integer number (2321856).

Almost surely, 2^11609265 is an apocalyptic number.

11609265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11609265 is a deficient number, since it is larger than the sum of its proper divisors (6965583).

11609265 is an equidigital number, since it uses as much as digits as its factorization.

11609265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773959.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 11609265 is about 3407.2371505371. The cubic root of 11609265 is about 226.4304909780.

Adding to 11609265 its reverse (56290611), we get a palindrome (67899876).

The spelling of 11609265 in words is "eleven million, six hundred nine thousand, two hundred sixty-five".