4111516061 has 2 divisors, whose sum is σ = 4111516062. Its totient is φ = 4111516060.

The previous prime is 4111516021. The next prime is 4111516063. The reversal of 4111516061 is 1606151114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3835324900 + 276191161 = 61930^2 + 16619^2 .

It is a cyclic number.

It is not a de Polignac number, because 4111516061 - 2²⁶ = 4044407197 is a prime.

It is a Sophie Germain prime.

Together with 4111516063, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4111516061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4111516063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2055758030 + 2055758031.

It is an arithmetic number, because the mean of its divisors is an integer number (2055758031).

Almost surely, 2^4111516061 is an apocalyptic number.

It is an amenable number.

4111516061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4111516061 is an equidigital number, since it uses as much as digits as its factorization.

4111516061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 4111516061 is about 64121.1046458184. The cubic root of 4111516061 is about 1602.0177747387.

Adding to 4111516061 its reverse (1606151114), we get a palindrome (5717667175).

The spelling of 4111516061 in words is "four billion, one hundred eleven million, five hundred sixteen thousand, sixty-one".