4671361861 has 2 divisors, whose sum is σ = 4671361862. Its totient is φ = 4671361860.

The previous prime is 4671361843. The next prime is 4671361867. The reversal of 4671361861 is 1681631764.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4665573025 + 5788836 = 68305^2 + 2406^2 .

It is a cyclic number.

It is not a de Polignac number, because 4671361861 - 2¹¹ = 4671359813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4671361867) 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, 2335680930 + 2335680931.

It is an arithmetic number, because the mean of its divisors is an integer number (2335680931).

Almost surely, 2^4671361861 is an apocalyptic number.

It is an amenable number.

4671361861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4671361861 is an equidigital number, since it uses as much as digits as its factorization.

4671361861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 4671361861 is about 68347.3617705907. The cubic root of 4671361861 is about 1671.6595620921.

The spelling of 4671361861 in words is "four billion, six hundred seventy-one million, three hundred sixty-one thousand, eight hundred sixty-one".