4189315969 has 2 divisors, whose sum is σ = 4189315970. Its totient is φ = 4189315968.

The previous prime is 4189315957. The next prime is 4189315987. The reversal of 4189315969 is 9695139814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2651735025 + 1537580944 = 51495^2 + 39212^2 .

It is a cyclic number.

It is not a de Polignac number, because 4189315969 - 2¹⁵ = 4189283201 is a prime.

It is a super-2 number, since 2×4189315969² = 35100736576236817922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4189315369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2094657984 + 2094657985.

It is an arithmetic number, because the mean of its divisors is an integer number (2094657985).

Almost surely, 2^4189315969 is an apocalyptic number.

It is an amenable number.

4189315969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4189315969 is an equidigital number, since it uses as much as digits as its factorization.

4189315969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 55.

The square root of 4189315969 is about 64724.9254074503. The cubic root of 4189315969 is about 1612.0593953049.

The spelling of 4189315969 in words is "four billion, one hundred eighty-nine million, three hundred fifteen thousand, nine hundred sixty-nine".