605940810113 has 2 divisors, whose sum is σ = 605940810114. Its totient is φ = 605940810112.

The previous prime is 605940810073. The next prime is 605940810119. The reversal of 605940810113 is 311018049506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475902680449 + 130038129664 = 689857^2 + 360608^2 .

It is a cyclic number.

It is not a de Polignac number, because 605940810113 - 2⁶ = 605940810049 is a prime.

It is not a weakly prime, because it can be changed into another prime (605940810119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302970405056 + 302970405057.

It is an arithmetic number, because the mean of its divisors is an integer number (302970405057).

Almost surely, 2^605940810113 is an apocalyptic number.

It is an amenable number.

605940810113 is a deficient number, since it is larger than the sum of its proper divisors (1).

605940810113 is an equidigital number, since it uses as much as digits as its factorization.

605940810113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

Adding to 605940810113 its reverse (311018049506), we get a palindrome (916958859619).

The spelling of 605940810113 in words is "six hundred five billion, nine hundred forty million, eight hundred ten thousand, one hundred thirteen".