1560373510561 has 2 divisors, whose sum is σ = 1560373510562. Its totient is φ = 1560373510560.

The previous prime is 1560373510523. The next prime is 1560373510601. The reversal of 1560373510561 is 1650153730651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1004835832225 + 555537678336 = 1002415^2 + 745344^2 .

It is a cyclic number.

It is not a de Polignac number, because 1560373510561 - 2⁷ = 1560373510433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1560373510261) 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, 780186755280 + 780186755281.

It is an arithmetic number, because the mean of its divisors is an integer number (780186755281).

Almost surely, 2^{1560373510561} is an apocalyptic number.

It is an amenable number.

1560373510561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1560373510561 is an equidigital number, since it uses as much as digits as its factorization.

1560373510561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 283500, while the sum is 43.

The spelling of 1560373510561 in words is "one trillion, five hundred sixty billion, three hundred seventy-three million, five hundred ten thousand, five hundred sixty-one".