938064961 has 2 divisors, whose sum is σ = 938064962. Its totient is φ = 938064960.

The previous prime is 938064917. The next prime is 938064971. The reversal of 938064961 is 169460839.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 499790736 + 438274225 = 22356^2 + 20935^2 .

It is a cyclic number.

It is not a de Polignac number, because 938064961 - 2⁷ = 938064833 is a prime.

It is not a weakly prime, because it can be changed into another prime (938064901) 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, 469032480 + 469032481.

It is an arithmetic number, because the mean of its divisors is an integer number (469032481).

Almost surely, 2^938064961 is an apocalyptic number.

It is an amenable number.

938064961 is a deficient number, since it is larger than the sum of its proper divisors (1).

938064961 is an equidigital number, since it uses as much as digits as its factorization.

938064961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 938064961 is about 30627.8461697848. The cubic root of 938064961 is about 978.9134705946.

The spelling of 938064961 in words is "nine hundred thirty-eight million, sixty-four thousand, nine hundred sixty-one".