11862065 has 4 divisors (see below), whose sum is σ = 14234484. Its totient is φ = 9489648.

The previous prime is 11862049. The next prime is 11862083. The reversal of 11862065 is 56026811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3659569 + 8202496 = 1913^2 + 2864^2 .

It is a cyclic number.

It is not a de Polignac number, because 11862065 - 2⁴ = 11862049 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1186202 + ... + 1186211.

It is an arithmetic number, because the mean of its divisors is an integer number (3558621).

Almost surely, 2^11862065 is an apocalyptic number.

It is an amenable number.

11862065 is a deficient number, since it is larger than the sum of its proper divisors (2372419).

11862065 is an equidigital number, since it uses as much as digits as its factorization.

11862065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372418.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 11862065 is about 3444.1348696008. The cubic root of 11862065 is about 228.0622649786.

Adding to 11862065 its reverse (56026811), we get a palindrome (67888876).

The spelling of 11862065 in words is "eleven million, eight hundred sixty-two thousand, sixty-five".