339939161 has 2 divisors, whose sum is σ = 339939162. Its totient is φ = 339939160.

The previous prime is 339939139. The next prime is 339939169. The reversal of 339939161 is 161939933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270799936 + 69139225 = 16456^2 + 8315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-339939161 is a prime.

It is not a weakly prime, because it can be changed into another prime (339939169) 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, 169969580 + 169969581.

It is an arithmetic number, because the mean of its divisors is an integer number (169969581).

Almost surely, 2^339939161 is an apocalyptic number.

It is an amenable number.

339939161 is a deficient number, since it is larger than the sum of its proper divisors (1).

339939161 is an equidigital number, since it uses as much as digits as its factorization.

339939161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 118098, while the sum is 44.

The square root of 339939161 is about 18437.4391117639. The cubic root of 339939161 is about 697.9115720360.

The spelling of 339939161 in words is "three hundred thirty-nine million, nine hundred thirty-nine thousand, one hundred sixty-one".