83663 has 2 divisors, whose sum is σ = 83664. Its totient is φ = 83662.

The previous prime is 83653. The next prime is 83689. The reversal of 83663 is 36638.

It is an a-pointer prime, because the next prime (83689) can be obtained adding 83663 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83663 - 2⁸ = 83407 is a prime.

It is a plaindrome in base 9, base 14 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41831 + 41832.

It is an arithmetic number, because the mean of its divisors is an integer number (41832).

2⁸³⁶⁶³ is an apocalyptic number.

83663 is a deficient number, since it is larger than the sum of its proper divisors (1).

83663 is an equidigital number, since it uses as much as digits as its factorization.

83663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

The square root of 83663 is about 289.2455704069. The cubic root of 83663 is about 43.7365455226.

The spelling of 83663 in words is "eighty-three thousand, six hundred sixty-three".