344123161 has 2 divisors, whose sum is σ = 344123162. Its totient is φ = 344123160.

The previous prime is 344123149. The next prime is 344123167. The reversal of 344123161 is 161321443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211527936 + 132595225 = 14544^2 + 11515^2 .

It is a cyclic number.

It is not a de Polignac number, because 344123161 - 2¹⁵ = 344090393 is a prime.

It is not a weakly prime, because it can be changed into another prime (344123167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172061580 + 172061581.

It is an arithmetic number, because the mean of its divisors is an integer number (172061581).

Almost surely, 2^344123161 is an apocalyptic number.

It is an amenable number.

344123161 is a deficient number, since it is larger than the sum of its proper divisors (1).

344123161 is an equidigital number, since it uses as much as digits as its factorization.

344123161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 344123161 is about 18550.5568919103. The cubic root of 344123161 is about 700.7632226442.

It can be divided in two parts, 34412 and 3161, that added together give a palindrome (37573).

The spelling of 344123161 in words is "three hundred forty-four million, one hundred twenty-three thousand, one hundred sixty-one".