6531113 has 2 divisors, whose sum is σ = 6531114. Its totient is φ = 6531112.

The previous prime is 6531101. The next prime is 6531121. The reversal of 6531113 is 3111356.

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., 6492304 + 38809 = 2548^2 + 197^2 .

It is a cyclic number.

It is not a de Polignac number, because 6531113 - 2⁴ = 6531097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6533113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3265556 + 3265557.

It is an arithmetic number, because the mean of its divisors is an integer number (3265557).

Almost surely, 2^6531113 is an apocalyptic number.

It is an amenable number.

6531113 is a deficient number, since it is larger than the sum of its proper divisors (1).

6531113 is an equidigital number, since it uses as much as digits as its factorization.

6531113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 20.

The square root of 6531113 is about 2555.6042338359. The cubic root of 6531113 is about 186.9228522550.

Adding to 6531113 its reverse (3111356), we get a palindrome (9642469).

The spelling of 6531113 in words is "six million, five hundred thirty-one thousand, one hundred thirteen".