59999 has 2 divisors, whose sum is σ = 60000. Its totient is φ = 59998.

The previous prime is 59981. The next prime is 60013. The reversal of 59999 is 99995.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 59999 - 2⁸ = 59743 is a prime.

It is a Chen prime.

59999 is a modest number, since divided by 999 gives 59 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (59929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29999 + 30000.

It is an arithmetic number, because the mean of its divisors is an integer number (30000).

2⁵⁹⁹⁹⁹ is an apocalyptic number.

59999 is a deficient number, since it is larger than the sum of its proper divisors (1).

59999 is an equidigital number, since it uses as much as digits as its factorization.

59999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32805, while the sum is 41.

The square root of 59999 is about 244.9469330284. The cubic root of 59999 is about 39.1484589178.

The spelling of 59999 in words is "fifty-nine thousand, nine hundred ninety-nine".