11045161 has 2 divisors, whose sum is σ = 11045162. Its totient is φ = 11045160.

The previous prime is 11045159. The next prime is 11045171. The reversal of 11045161 is 16154011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7529536 + 3515625 = 2744^2 + 1875^2 .

It is an emirp because it is prime and its reverse (16154011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11045161 - 2¹ = 11045159 is a prime.

Together with 11045159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11045101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5522580 + 5522581.

It is an arithmetic number, because the mean of its divisors is an integer number (5522581).

Almost surely, 2^11045161 is an apocalyptic number.

It is an amenable number.

11045161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11045161 is an equidigital number, since it uses as much as digits as its factorization.

11045161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 11045161 is about 3323.4260936570. The cubic root of 11045161 is about 222.7019485349.

Adding to 11045161 its reverse (16154011), we get a palindrome (27199172).

The spelling of 11045161 in words is "eleven million, forty-five thousand, one hundred sixty-one".