334778141 has 2 divisors, whose sum is σ = 334778142. Its totient is φ = 334778140.

The previous prime is 334778123. The next prime is 334778149. The reversal of 334778141 is 141877433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304362916 + 30415225 = 17446^2 + 5515^2 .

It is an emirp because it is prime and its reverse (141877433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 334778141 - 2¹⁸ = 334515997 is a prime.

It is a super-3 number, since 3×334778141³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 334778095 and 334778104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334778149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167389070 + 167389071.

It is an arithmetic number, because the mean of its divisors is an integer number (167389071).

Almost surely, 2^334778141 is an apocalyptic number.

It is an amenable number.

334778141 is a deficient number, since it is larger than the sum of its proper divisors (1).

334778141 is an equidigital number, since it uses as much as digits as its factorization.

334778141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 334778141 is about 18296.9434879162. The cubic root of 334778141 is about 694.3616041405.

The spelling of 334778141 in words is "three hundred thirty-four million, seven hundred seventy-eight thousand, one hundred forty-one".