1760531561 has 2 divisors, whose sum is σ = 1760531562. Its totient is φ = 1760531560.

The previous prime is 1760531551. The next prime is 1760531567. The reversal of 1760531561 is 1651350671.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1760305936 + 225625 = 41956^2 + 475^2 .

It is a cyclic number.

It is not a de Polignac number, because 1760531561 - 2⁶ = 1760531497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1760531567) 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, 880265780 + 880265781.

It is an arithmetic number, because the mean of its divisors is an integer number (880265781).

Almost surely, 2^1760531561 is an apocalyptic number.

It is an amenable number.

1760531561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1760531561 is an equidigital number, since it uses as much as digits as its factorization.

1760531561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 1760531561 is about 41958.6887426192. The cubic root of 1760531561 is about 1207.4836856227.

The spelling of 1760531561 in words is "one billion, seven hundred sixty million, five hundred thirty-one thousand, five hundred sixty-one".