969575813 has 2 divisors, whose sum is σ = 969575814. Its totient is φ = 969575812.

The previous prime is 969575797. The next prime is 969575843. The reversal of 969575813 is 318575969.

969575813 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., 706390084 + 263185729 = 26578^2 + 16223^2 .

It is an emirp because it is prime and its reverse (318575969) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 969575813 - 2⁴ = 969575797 is a prime.

It is a super-2 number, since 2×969575813² = 1880154514309221938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969575843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484787906 + 484787907.

It is an arithmetic number, because the mean of its divisors is an integer number (484787907).

Almost surely, 2^969575813 is an apocalyptic number.

It is an amenable number.

969575813 is a deficient number, since it is larger than the sum of its proper divisors (1).

969575813 is an equidigital number, since it uses as much as digits as its factorization.

969575813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 53.

The square root of 969575813 is about 31138.0123482537. The cubic root of 969575813 is about 989.7539819937.

The spelling of 969575813 in words is "nine hundred sixty-nine million, five hundred seventy-five thousand, eight hundred thirteen".