1353302026561 has 2 divisors, whose sum is σ = 1353302026562. Its totient is φ = 1353302026560.

The previous prime is 1353302026547. The next prime is 1353302026589. The reversal of 1353302026561 is 1656202033531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 854618895936 + 498683130625 = 924456^2 + 706175^2 .

It is a cyclic number.

It is not a de Polignac number, because 1353302026561 - 2⁵ = 1353302026529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1353302026561.

It is not a weakly prime, because it can be changed into another prime (1353302026501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676651013280 + 676651013281.

It is an arithmetic number, because the mean of its divisors is an integer number (676651013281).

Almost surely, 2^{1353302026561} is an apocalyptic number.

It is an amenable number.

1353302026561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353302026561 is an equidigital number, since it uses as much as digits as its factorization.

1353302026561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 1353302026561 in words is "one trillion, three hundred fifty-three billion, three hundred two million, twenty-six thousand, five hundred sixty-one".