4244567161 has 2 divisors, whose sum is σ = 4244567162. Its totient is φ = 4244567160.

The previous prime is 4244567143. The next prime is 4244567167. The reversal of 4244567161 is 1617654424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3352410000 + 892157161 = 57900^2 + 29869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4244567161 is a prime.

It is not a weakly prime, because it can be changed into another prime (4244567167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122283580 + 2122283581.

It is an arithmetic number, because the mean of its divisors is an integer number (2122283581).

Almost surely, 2^4244567161 is an apocalyptic number.

It is an amenable number.

4244567161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244567161 is an equidigital number, since it uses as much as digits as its factorization.

4244567161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 40.

The square root of 4244567161 is about 65150.3427542787. The cubic root of 4244567161 is about 1619.1153989038.

The spelling of 4244567161 in words is "four billion, two hundred forty-four million, five hundred sixty-seven thousand, one hundred sixty-one".