11165361 has 4 divisors (see below), whose sum is σ = 14887152. Its totient is φ = 7443572.

The previous prime is 11165359. The next prime is 11165381. The reversal of 11165361 is 16356111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16356111 = 3 ⋅5452037.

It is a cyclic number.

It is not a de Polignac number, because 11165361 - 2¹ = 11165359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11165321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1860891 + ... + 1860896.

It is an arithmetic number, because the mean of its divisors is an integer number (3721788).

Almost surely, 2^11165361 is an apocalyptic number.

It is an amenable number.

11165361 is a deficient number, since it is larger than the sum of its proper divisors (3721791).

11165361 is an equidigital number, since it uses as much as digits as its factorization.

11165361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3721790.

The product of its digits is 540, while the sum is 24.

The square root of 11165361 is about 3341.4609080461. The cubic root of 11165361 is about 223.5068938712.

The spelling of 11165361 in words is "eleven million, one hundred sixty-five thousand, three hundred sixty-one".