605253111517 has 2 divisors, whose sum is σ = 605253111518. Its totient is φ = 605253111516.

The previous prime is 605253111509. The next prime is 605253111539. The reversal of 605253111517 is 715111352506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431446667716 + 173806443801 = 656846^2 + 416901^2 .

It is a cyclic number.

It is not a de Polignac number, because 605253111517 - 2³ = 605253111509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605253111817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302626555758 + 302626555759.

It is an arithmetic number, because the mean of its divisors is an integer number (302626555759).

Almost surely, 2^605253111517 is an apocalyptic number.

It is an amenable number.

605253111517 is a deficient number, since it is larger than the sum of its proper divisors (1).

605253111517 is an equidigital number, since it uses as much as digits as its factorization.

605253111517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 37.

The spelling of 605253111517 in words is "six hundred five billion, two hundred fifty-three million, one hundred eleven thousand, five hundred seventeen".