4163931361 has 2 divisors, whose sum is σ = 4163931362. Its totient is φ = 4163931360.

The previous prime is 4163931353. The next prime is 4163931383. The reversal of 4163931361 is 1631393614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3651180625 + 512750736 = 60425^2 + 22644^2 .

It is a cyclic number.

It is not a de Polignac number, because 4163931361 - 2³ = 4163931353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4163931361.

It is not a weakly prime, because it can be changed into another prime (4163934361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2081965680 + 2081965681.

It is an arithmetic number, because the mean of its divisors is an integer number (2081965681).

Almost surely, 2^4163931361 is an apocalyptic number.

It is an amenable number.

4163931361 is a deficient number, since it is larger than the sum of its proper divisors (1).

4163931361 is an equidigital number, since it uses as much as digits as its factorization.

4163931361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 4163931361 is about 64528.5313717893. The cubic root of 4163931361 is about 1608.7967761172.

The spelling of 4163931361 in words is "four billion, one hundred sixty-three million, nine hundred thirty-one thousand, three hundred sixty-one".