3643063 has 2 divisors, whose sum is σ = 3643064. Its totient is φ = 3643062.

The previous prime is 3643043. The next prime is 3643099. The reversal of 3643063 is 3603463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3643063 - 2²¹ = 1545911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3643033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821531 + 1821532.

It is an arithmetic number, because the mean of its divisors is an integer number (1821532).

Almost surely, 2^3643063 is an apocalyptic number.

3643063 is a deficient number, since it is larger than the sum of its proper divisors (1).

3643063 is an equidigital number, since it uses as much as digits as its factorization.

3643063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 3643063 is about 1908.6809581488. The cubic root of 3643063 is about 153.8705692725.

The spelling of 3643063 in words is "three million, six hundred forty-three thousand, sixty-three".