11616061 has 4 divisors (see below), whose sum is σ = 11718972. Its totient is φ = 11513152.

The previous prime is 11616043. The next prime is 11616067. The reversal of 11616061 is 16061611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16061611 = 727 ⋅22093.

It can be written as a sum of positive squares in 2 ways, for example, as 765625 + 10850436 = 875^2 + 3294^2 .

It is a cyclic number.

It is not a de Polignac number, because 11616061 - 2¹¹ = 11614013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11616067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51286 + ... + 51511.

It is an arithmetic number, because the mean of its divisors is an integer number (2929743).

Almost surely, 2^11616061 is an apocalyptic number.

It is an amenable number.

11616061 is a deficient number, since it is larger than the sum of its proper divisors (102911).

11616061 is a wasteful number, since it uses less digits than its factorization.

11616061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102910.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 11616061 is about 3408.2342935896. The cubic root of 11616061 is about 226.4746660813.

Adding to 11616061 its reverse (16061611), we get a palindrome (27677672).

The spelling of 11616061 in words is "eleven million, six hundred sixteen thousand, sixty-one".