3654067643 has 2 divisors, whose sum is σ = 3654067644. Its totient is φ = 3654067642.

The previous prime is 3654067607. The next prime is 3654067667. The reversal of 3654067643 is 3467604563.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3654067643 - 2⁶ = 3654067579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3654067594 and 3654067603.

It is not a weakly prime, because it can be changed into another prime (3654067603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827033821 + 1827033822.

It is an arithmetic number, because the mean of its divisors is an integer number (1827033822).

Almost surely, 2^3654067643 is an apocalyptic number.

3654067643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3654067643 is an equidigital number, since it uses as much as digits as its factorization.

3654067643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 44.

The square root of 3654067643 is about 60448.8845471941. The cubic root of 3654067643 is about 1540.2534640716.

The spelling of 3654067643 in words is "three billion, six hundred fifty-four million, sixty-seven thousand, six hundred forty-three".