959646973 has 2 divisors, whose sum is σ = 959646974. Its totient is φ = 959646972.

The previous prime is 959646959. The next prime is 959646997. The reversal of 959646973 is 379646959.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 653466969 + 306180004 = 25563^2 + 17498^2 .

It is a cyclic number.

It is not a de Polignac number, because 959646973 - 2¹³ = 959638781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (959646473) 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, 479823486 + 479823487.

It is an arithmetic number, because the mean of its divisors is an integer number (479823487).

Almost surely, 2^959646973 is an apocalyptic number.

It is an amenable number.

959646973 is a deficient number, since it is larger than the sum of its proper divisors (1).

959646973 is an equidigital number, since it uses as much as digits as its factorization.

959646973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 58.

The square root of 959646973 is about 30978.1692971034. The cubic root of 959646973 is about 986.3638927608.

The spelling of 959646973 in words is "nine hundred fifty-nine million, six hundred forty-six thousand, nine hundred seventy-three".