2000969969 has 2 divisors, whose sum is σ = 2000969970. Its totient is φ = 2000969968.

The previous prime is 2000969951. The next prime is 2000970061. The reversal of 2000969969 is 9699690002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1856489569 + 144480400 = 43087^2 + 12020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000969969 - 2¹² = 2000965873 is a prime.

It is a super-2 number, since 2×2000969969² = 8007761633679721922, which contains 22 as substring.

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 (2000969909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000484984 + 1000484985.

It is an arithmetic number, because the mean of its divisors is an integer number (1000484985).

Almost surely, 2^2000969969 is an apocalyptic number.

It is an amenable number.

2000969969 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000969969 is an equidigital number, since it uses as much as digits as its factorization.

2000969969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 50.

The square root of 2000969969 is about 44732.2028185512. The cubic root of 2000969969 is about 1260.1246977032.

The spelling of 2000969969 in words is "two billion, nine hundred sixty-nine thousand, nine hundred sixty-nine".