63311 has 2 divisors, whose sum is σ = 63312. Its totient is φ = 63310.

The previous prime is 63299. The next prime is 63313. The reversal of 63311 is 11336.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63311 - 2⁶ = 63247 is a prime.

Together with 63313, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63313) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31655 + 31656.

It is an arithmetic number, because the mean of its divisors is an integer number (31656).

2⁶³³¹¹ is an apocalyptic number.

63311 is a deficient number, since it is larger than the sum of its proper divisors (1).

63311 is an equidigital number, since it uses as much as digits as its factorization.

63311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54, while the sum is 14.

The square root of 63311 is about 251.6167720960. The cubic root of 63311 is about 39.8559401250.

Adding to 63311 its reverse (11336), we get a palindrome (74647).

The spelling of 63311 in words is "sixty-three thousand, three hundred eleven".