4131115061 has 2 divisors, whose sum is σ = 4131115062. Its totient is φ = 4131115060.

The previous prime is 4131114979. The next prime is 4131115063. The reversal of 4131115061 is 1605111314.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2885730961 + 1245384100 = 53719^2 + 35290^2 .

It is a cyclic number.

It is not a de Polignac number, because 4131115061 - 2¹⁰ = 4131114037 is a prime.

It is a super-2 number, since 2×4131115061² = 34132223294442067442, which contains 22 as substring.

Together with 4131115063, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4131115063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065557530 + 2065557531.

It is an arithmetic number, because the mean of its divisors is an integer number (2065557531).

Almost surely, 2^4131115061 is an apocalyptic number.

It is an amenable number.

4131115061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4131115061 is an equidigital number, since it uses as much as digits as its factorization.

4131115061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 4131115061 is about 64273.7509485793. The cubic root of 4131115061 is about 1604.5592693916.

Adding to 4131115061 its reverse (1605111314), we get a palindrome (5736226375).

The spelling of 4131115061 in words is "four billion, one hundred thirty-one million, one hundred fifteen thousand, sixty-one".