103713535561 has 2 divisors, whose sum is σ = 103713535562. Its totient is φ = 103713535560.

The previous prime is 103713535511. The next prime is 103713535619. The reversal of 103713535561 is 165535317301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103712982025 + 553536 = 322045^2 + 744^2 .

It is a cyclic number.

It is not a de Polignac number, because 103713535561 - 2¹⁷ = 103713404489 is a prime.

It is not a weakly prime, because it can be changed into another prime (103713535501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51856767780 + 51856767781.

It is an arithmetic number, because the mean of its divisors is an integer number (51856767781).

Almost surely, 2^103713535561 is an apocalyptic number.

It is an amenable number.

103713535561 is a deficient number, since it is larger than the sum of its proper divisors (1).

103713535561 is an equidigital number, since it uses as much as digits as its factorization.

103713535561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141750, while the sum is 40.

The spelling of 103713535561 in words is "one hundred three billion, seven hundred thirteen million, five hundred thirty-five thousand, five hundred sixty-one".