3364357781 has 2 divisors, whose sum is σ = 3364357782. Its totient is φ = 3364357780.

The previous prime is 3364357751. The next prime is 3364357877. The reversal of 3364357781 is 1877534633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3314880625 + 49477156 = 57575^2 + 7034^2 .

It is a cyclic number.

It is not a de Polignac number, because 3364357781 - 2¹⁴ = 3364341397 is a prime.

It is a super-2 number, since 2×3364357781² = 22637806557150487922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3364357751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1682178890 + 1682178891.

It is an arithmetic number, because the mean of its divisors is an integer number (1682178891).

Almost surely, 2^3364357781 is an apocalyptic number.

It is an amenable number.

3364357781 is a deficient number, since it is larger than the sum of its proper divisors (1).

3364357781 is an equidigital number, since it uses as much as digits as its factorization.

3364357781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 47.

The square root of 3364357781 is about 58003.0842369611. The cubic root of 3364357781 is about 1498.4217148895.

The spelling of 3364357781 in words is "three billion, three hundred sixty-four million, three hundred fifty-seven thousand, seven hundred eighty-one".