3683782061 has 2 divisors, whose sum is σ = 3683782062. Its totient is φ = 3683782060.

The previous prime is 3683782057. The next prime is 3683782103. The reversal of 3683782061 is 1602873863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3653598025 + 30184036 = 60445^2 + 5494^2 .

It is a cyclic number.

It is not a de Polignac number, because 3683782061 - 2² = 3683782057 is a prime.

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 (3683782261) 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, 1841891030 + 1841891031.

It is an arithmetic number, because the mean of its divisors is an integer number (1841891031).

Almost surely, 2^3683782061 is an apocalyptic number.

It is an amenable number.

3683782061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3683782061 is an equidigital number, since it uses as much as digits as its factorization.

3683782061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 3683782061 is about 60694.1682618685. The cubic root of 3683782061 is about 1544.4172470121.

The spelling of 3683782061 in words is "three billion, six hundred eighty-three million, seven hundred eighty-two thousand, sixty-one".