11241565 has 16 divisors (see below), whose sum is σ = 13996800. Its totient is φ = 8661952.

The previous prime is 11241563. The next prime is 11241583. The reversal of 11241565 is 56514211.

It is a happy number.

11241565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11241565 - 2¹ = 11241563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241563) 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, 15276 + ... + 15994.

It is an arithmetic number, because the mean of its divisors is an integer number (874800).

Almost surely, 2^11241565 is an apocalyptic number.

It is an amenable number.

11241565 is a deficient number, since it is larger than the sum of its proper divisors (2755235).

11241565 is an equidigital number, since it uses as much as digits as its factorization.

11241565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836.

The product of its digits is 1200, while the sum is 25.

The square root of 11241565 is about 3352.8443149064. The cubic root of 11241565 is about 224.0142223644.

Adding to 11241565 its reverse (56514211), we get a palindrome (67755776).

The spelling of 11241565 in words is "eleven million, two hundred forty-one thousand, five hundred sixty-five".