11562065 has 4 divisors (see below), whose sum is σ = 13874484. Its totient is φ = 9249648.

The previous prime is 11562049. The next prime is 11562071. The reversal of 11562065 is 56026511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56026511 = 4789 ⋅11699.

It can be written as a sum of positive squares in 2 ways, for example, as 5125696 + 6436369 = 2264^2 + 2537^2 .

It is a cyclic number.

It is not a de Polignac number, because 11562065 - 2⁴ = 11562049 is a prime.

It is a Duffinian 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, 1156202 + ... + 1156211.

It is an arithmetic number, because the mean of its divisors is an integer number (3468621).

Almost surely, 2^11562065 is an apocalyptic number.

It is an amenable number.

11562065 is a deficient number, since it is larger than the sum of its proper divisors (2312419).

11562065 is an equidigital number, since it uses as much as digits as its factorization.

11562065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312418.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 11562065 is about 3400.3036629101. The cubic root of 11562065 is about 226.1232066344.

Adding to 11562065 its reverse (56026511), we get a palindrome (67588576).

The spelling of 11562065 in words is "eleven million, five hundred sixty-two thousand, sixty-five".