9738711869 has 2 divisors, whose sum is σ = 9738711870. Its totient is φ = 9738711868.

The previous prime is 9738711863. The next prime is 9738711887. The reversal of 9738711869 is 9681178379.

9738711869 is digitally balanced in base 3, 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., 9713088025 + 25623844 = 98555^2 + 5062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9738711869 is a prime.

It is a super-2 number, since 2×9738711869² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9738711863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4869355934 + 4869355935.

It is an arithmetic number, because the mean of its divisors is an integer number (4869355935).

Almost surely, 2^9738711869 is an apocalyptic number.

It is an amenable number.

9738711869 is a deficient number, since it is larger than the sum of its proper divisors (1).

9738711869 is an equidigital number, since it uses as much as digits as its factorization.

9738711869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 59.

The square root of 9738711869 is about 98684.9120635976. The cubic root of 9738711869 is about 2135.5045723720.

The spelling of 9738711869 in words is "nine billion, seven hundred thirty-eight million, seven hundred eleven thousand, eight hundred sixty-nine".