63389 has 2 divisors, whose sum is σ = 63390. Its totient is φ = 63388.

The previous prime is 63377. The next prime is 63391. The reversal of 63389 is 98336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60025 + 3364 = 245^2 + 58^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63389 is a prime.

Together with 63391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 63389.

It is not a weakly prime, because it can be changed into another prime (63589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31694 + 31695.

It is an arithmetic number, because the mean of its divisors is an integer number (31695).

2⁶³³⁸⁹ is an apocalyptic number.

It is an amenable number.

63389 is a deficient number, since it is larger than the sum of its proper divisors (1).

63389 is an equidigital number, since it uses as much as digits as its factorization.

63389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

The square root of 63389 is about 251.7717220023. The cubic root of 63389 is about 39.8723010919.

The spelling of 63389 in words is "sixty-three thousand, three hundred eighty-nine".