244364161 has 2 divisors, whose sum is σ = 244364162. Its totient is φ = 244364160.

The previous prime is 244364093. The next prime is 244364191. The reversal of 244364161 is 161463442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170145936 + 74218225 = 13044^2 + 8615^2 .

It is a cyclic number.

It is not a de Polignac number, because 244364161 - 2¹¹ = 244362113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (244364191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122182080 + 122182081.

It is an arithmetic number, because the mean of its divisors is an integer number (122182081).

Almost surely, 2^244364161 is an apocalyptic number.

It is an amenable number.

244364161 is a deficient number, since it is larger than the sum of its proper divisors (1).

244364161 is an equidigital number, since it uses as much as digits as its factorization.

244364161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 31.

The square root of 244364161 is about 15632.1515153865. The cubic root of 244364161 is about 625.1906925323.

The spelling of 244364161 in words is "two hundred forty-four million, three hundred sixty-four thousand, one hundred sixty-one".