973708913 has 2 divisors, whose sum is σ = 973708914. Its totient is φ = 973708912.

The previous prime is 973708907. The next prime is 973708921. The reversal of 973708913 is 319807379.

973708913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 959017024 + 14691889 = 30968^2 + 3833^2 .

It is a cyclic number.

It is not a de Polignac number, because 973708913 - 2¹⁴ = 973692529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (973708963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486854456 + 486854457.

It is an arithmetic number, because the mean of its divisors is an integer number (486854457).

Almost surely, 2^973708913 is an apocalyptic number.

It is an amenable number.

973708913 is a deficient number, since it is larger than the sum of its proper divisors (1).

973708913 is an equidigital number, since it uses as much as digits as its factorization.

973708913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 973708913 is about 31204.3092056209. The cubic root of 973708913 is about 991.1583601350.

The spelling of 973708913 in words is "nine hundred seventy-three million, seven hundred eight thousand, nine hundred thirteen".