969850769 has 2 divisors, whose sum is σ = 969850770. Its totient is φ = 969850768.

The previous prime is 969850759. The next prime is 969850789. The reversal of 969850769 is 967058969.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 573363025 + 396487744 = 23945^2 + 19912^2 .

It is a cyclic number.

It is not a de Polignac number, because 969850769 - 2⁸ = 969850513 is a prime.

It is a super-2 number, since 2×969850769² = 1881221028259782722, which contains 22 as substring.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (969850759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484925384 + 484925385.

It is an arithmetic number, because the mean of its divisors is an integer number (484925385).

Almost surely, 2^969850769 is an apocalyptic number.

It is an amenable number.

969850769 is a deficient number, since it is larger than the sum of its proper divisors (1).

969850769 is an equidigital number, since it uses as much as digits as its factorization.

969850769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 59.

The square root of 969850769 is about 31142.4271533225. The cubic root of 969850769 is about 989.8475325518.

The spelling of 969850769 in words is "nine hundred sixty-nine million, eight hundred fifty thousand, seven hundred sixty-nine".