2611260013 has 2 divisors, whose sum is σ = 2611260014. Its totient is φ = 2611260012.

The previous prime is 2611260007. The next prime is 2611260103. The reversal of 2611260013 is 3100621162.

Together with next prime (2611260103) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2041864969 + 569395044 = 45187^2 + 23862^2 .

It is a cyclic number.

It is not a de Polignac number, because 2611260013 - 2⁹ = 2611259501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2611263013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305630006 + 1305630007.

It is an arithmetic number, because the mean of its divisors is an integer number (1305630007).

Almost surely, 2^2611260013 is an apocalyptic number.

It is an amenable number.

2611260013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2611260013 is an equidigital number, since it uses as much as digits as its factorization.

2611260013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2611260013 is about 51100.4893616490. The cubic root of 2611260013 is about 1377.0510459706.

Adding to 2611260013 its reverse (3100621162), we get a palindrome (5711881175).

The spelling of 2611260013 in words is "two billion, six hundred eleven million, two hundred sixty thousand, thirteen".