11601065 has 16 divisors (see below), whose sum is σ = 15966720. Its totient is φ = 7926720.

The previous prime is 11601059. The next prime is 11601067. The reversal of 11601065 is 56010611.

It is a happy number.

It is not a de Polignac number, because 11601065 - 2⁴ = 11601049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11601067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15776 + ... + 16494.

It is an arithmetic number, because the mean of its divisors is an integer number (997920).

Almost surely, 2^11601065 is an apocalyptic number.

It is an amenable number.

11601065 is a deficient number, since it is larger than the sum of its proper divisors (4365655).

11601065 is an equidigital number, since it uses as much as digits as its factorization.

11601065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 11601065 is about 3406.0336169803. The cubic root of 11601065 is about 226.3771666905.

Adding to 11601065 its reverse (56010611), we get a palindrome (67611676).

The spelling of 11601065 in words is "eleven million, six hundred one thousand, sixty-five".