1305494916053 has 2 divisors, whose sum is σ = 1305494916054. Its totient is φ = 1305494916052.

The previous prime is 1305494916043. The next prime is 1305494916071. The reversal of 1305494916053 is 3506194945031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1075945649284 + 229549266769 = 1037278^2 + 479113^2 .

It is an emirp because it is prime and its reverse (3506194945031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1305494916053 - 2¹⁰ = 1305494915029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1305494915992 and 1305494916010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1305494916043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652747458026 + 652747458027.

It is an arithmetic number, because the mean of its divisors is an integer number (652747458027).

Almost surely, 2^{1305494916053} is an apocalyptic number.

It is an amenable number.

1305494916053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1305494916053 is an equidigital number, since it uses as much as digits as its factorization.

1305494916053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 1305494916053 in words is "one trillion, three hundred five billion, four hundred ninety-four million, nine hundred sixteen thousand, fifty-three".