5938669861 has 2 divisors, whose sum is σ = 5938669862. Its totient is φ = 5938669860.

The previous prime is 5938669853. The next prime is 5938669873. The reversal of 5938669861 is 1689668395.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5937473025 + 1196836 = 77055^2 + 1094^2 .

It is a cyclic number.

It is not a de Polignac number, because 5938669861 - 2³ = 5938669853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5938669861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5938669801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2969334930 + 2969334931.

It is an arithmetic number, because the mean of its divisors is an integer number (2969334931).

Almost surely, 2^5938669861 is an apocalyptic number.

It is an amenable number.

5938669861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5938669861 is an equidigital number, since it uses as much as digits as its factorization.

5938669861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 61.

The square root of 5938669861 is about 77062.7657237917. The cubic root of 5938669861 is about 1810.9080291733.

The spelling of 5938669861 in words is "five billion, nine hundred thirty-eight million, six hundred sixty-nine thousand, eight hundred sixty-one".