63743 has 2 divisors, whose sum is σ = 63744. Its totient is φ = 63742.

The previous prime is 63737. The next prime is 63761. The reversal of 63743 is 34736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63743 - 2⁴ = 63727 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31871 + 31872.

It is an arithmetic number, because the mean of its divisors is an integer number (31872).

2⁶³⁷⁴³ is an apocalyptic number.

63743 is a deficient number, since it is larger than the sum of its proper divisors (1).

63743 is an equidigital number, since it uses as much as digits as its factorization.

63743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 23.

The square root of 63743 is about 252.4737610129. The cubic root of 63743 is about 39.9463865053.

The spelling of 63743 in words is "sixty-three thousand, seven hundred forty-three".