705069961 has 2 divisors, whose sum is σ = 705069962. Its totient is φ = 705069960.

The previous prime is 705069943. The next prime is 705070007. The reversal of 705069961 is 169960507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361190025 + 343879936 = 19005^2 + 18544^2 .

It is a cyclic number.

It is not a de Polignac number, because 705069961 - 2¹³ = 705061769 is a prime.

It is not a weakly prime, because it can be changed into another prime (705069901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352534980 + 352534981.

It is an arithmetic number, because the mean of its divisors is an integer number (352534981).

Almost surely, 2^705069961 is an apocalyptic number.

It is an amenable number.

705069961 is a deficient number, since it is larger than the sum of its proper divisors (1).

705069961 is an equidigital number, since it uses as much as digits as its factorization.

705069961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 705069961 is about 26553.1535038684. The cubic root of 705069961 is about 890.0424846108.

The spelling of 705069961 in words is "seven hundred five million, sixty-nine thousand, nine hundred sixty-one".