338781341 has 2 divisors, whose sum is σ = 338781342. Its totient is φ = 338781340.

The previous prime is 338781337. The next prime is 338781347. The reversal of 338781341 is 143187833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311522500 + 27258841 = 17650^2 + 5221^2 .

It is a cyclic number.

It is not a de Polignac number, because 338781341 - 2² = 338781337 is a prime.

It is a super-2 number, since 2×338781341² = 229545594019516562, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 338781295 and 338781304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338781347) 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, 169390670 + 169390671.

It is an arithmetic number, because the mean of its divisors is an integer number (169390671).

Almost surely, 2^338781341 is an apocalyptic number.

It is an amenable number.

338781341 is a deficient number, since it is larger than the sum of its proper divisors (1).

338781341 is an equidigital number, since it uses as much as digits as its factorization.

338781341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 338781341 is about 18406.0137183476. The cubic root of 338781341 is about 697.1183172306.

The spelling of 338781341 in words is "three hundred thirty-eight million, seven hundred eighty-one thousand, three hundred forty-one".