1355365205611 has 2 divisors, whose sum is σ = 1355365205612. Its totient is φ = 1355365205610.

The previous prime is 1355365205489. The next prime is 1355365205683. The reversal of 1355365205611 is 1165025635531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1355365205611 - 2⁷ = 1355365205483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1355365205111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677682602805 + 677682602806.

It is an arithmetic number, because the mean of its divisors is an integer number (677682602806).

Almost surely, 2^{1355365205611} is an apocalyptic number.

1355365205611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355365205611 is an equidigital number, since it uses as much as digits as its factorization.

1355365205611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 1355365205611 in words is "one trillion, three hundred fifty-five billion, three hundred sixty-five million, two hundred five thousand, six hundred eleven".