1715110561 has 2 divisors, whose sum is σ = 1715110562. Its totient is φ = 1715110560.

The previous prime is 1715110559. The next prime is 1715110571. The reversal of 1715110561 is 1650115171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1249198336 + 465912225 = 35344^2 + 21585^2 .

It is a cyclic number.

It is not a de Polignac number, because 1715110561 - 2¹ = 1715110559 is a prime.

Together with 1715110559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1715110571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857555280 + 857555281.

It is an arithmetic number, because the mean of its divisors is an integer number (857555281).

Almost surely, 2^1715110561 is an apocalyptic number.

It is an amenable number.

1715110561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1715110561 is an equidigital number, since it uses as much as digits as its factorization.

1715110561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 28.

The square root of 1715110561 is about 41413.8933330350. The cubic root of 1715110561 is about 1197.0088841143.

The spelling of 1715110561 in words is "one billion, seven hundred fifteen million, one hundred ten thousand, five hundred sixty-one".