1352554552561 has 2 divisors, whose sum is σ = 1352554552562. Its totient is φ = 1352554552560.

The previous prime is 1352554552541. The next prime is 1352554552579. The reversal of 1352554552561 is 1652554552531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1323291318336 + 29263234225 = 1150344^2 + 171065^2 .

It is an emirp because it is prime and its reverse (1652554552531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1352554552561 - 2⁹ = 1352554552049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1352554552541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676277276280 + 676277276281.

It is an arithmetic number, because the mean of its divisors is an integer number (676277276281).

Almost surely, 2^{1352554552561} is an apocalyptic number.

It is an amenable number.

1352554552561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352554552561 is an equidigital number, since it uses as much as digits as its factorization.

1352554552561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500000, while the sum is 49.

The spelling of 1352554552561 in words is "one trillion, three hundred fifty-two billion, five hundred fifty-four million, five hundred fifty-two thousand, five hundred sixty-one".