3683380121 has 2 divisors, whose sum is σ = 3683380122. Its totient is φ = 3683380120.

The previous prime is 3683380093. The next prime is 3683380139. The reversal of 3683380121 is 1210833863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2167368025 + 1516012096 = 46555^2 + 38936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3683380121 is a prime.

It is not a weakly prime, because it can be changed into another prime (3683380171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1841690060 + 1841690061.

It is an arithmetic number, because the mean of its divisors is an integer number (1841690061).

Almost surely, 2^3683380121 is an apocalyptic number.

It is an amenable number.

3683380121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3683380121 is an equidigital number, since it uses as much as digits as its factorization.

3683380121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 3683380121 is about 60690.8569802734. The cubic root of 3683380121 is about 1544.3610741589.

The spelling of 3683380121 in words is "three billion, six hundred eighty-three million, three hundred eighty thousand, one hundred twenty-one".