706363661 has 2 divisors, whose sum is σ = 706363662. Its totient is φ = 706363660.

The previous prime is 706363607. The next prime is 706363663. The reversal of 706363661 is 166363607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471324100 + 235039561 = 21710^2 + 15331^2 .

It is a cyclic number.

It is not a de Polignac number, because 706363661 - 2¹⁴ = 706347277 is a prime.

Together with 706363663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706363663) 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, 353181830 + 353181831.

It is an arithmetic number, because the mean of its divisors is an integer number (353181831).

Almost surely, 2^706363661 is an apocalyptic number.

It is an amenable number.

706363661 is a deficient number, since it is larger than the sum of its proper divisors (1).

706363661 is an equidigital number, since it uses as much as digits as its factorization.

706363661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 706363661 is about 26577.5029112970. The cubic root of 706363661 is about 890.5865178259.

The spelling of 706363661 in words is "seven hundred six million, three hundred sixty-three thousand, six hundred sixty-one".