970578313 has 2 divisors, whose sum is σ = 970578314. Its totient is φ = 970578312.

The previous prime is 970578227. The next prime is 970578317. The reversal of 970578313 is 313875079.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728838009 + 241740304 = 26997^2 + 15548^2 .

It is a cyclic number.

It is not a de Polignac number, because 970578313 - 2⁹ = 970577801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 970578313.

It is not a weakly prime, because it can be changed into another prime (970578317) 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, 485289156 + 485289157.

It is an arithmetic number, because the mean of its divisors is an integer number (485289157).

Almost surely, 2^970578313 is an apocalyptic number.

It is an amenable number.

970578313 is a deficient number, since it is larger than the sum of its proper divisors (1).

970578313 is an equidigital number, since it uses as much as digits as its factorization.

970578313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 970578313 is about 31154.1058770750. The cubic root of 970578313 is about 990.0949856147.

The spelling of 970578313 in words is "nine hundred seventy million, five hundred seventy-eight thousand, three hundred thirteen".