93913 has 2 divisors, whose sum is σ = 93914. Its totient is φ = 93912.

The previous prime is 93911. The next prime is 93923. The reversal of 93913 is 31939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85264 + 8649 = 292^2 + 93^2 .

It is a cyclic number.

It is not a de Polignac number, because 93913 - 2¹ = 93911 is a prime.

Together with 93911, it forms a pair of twin primes.

93913 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (93911) 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, 46956 + 46957.

It is an arithmetic number, because the mean of its divisors is an integer number (46957).

2⁹³⁹¹³ is an apocalyptic number.

It is an amenable number.

93913 is a deficient number, since it is larger than the sum of its proper divisors (1).

93913 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 13 representation: 93913 = (33991)₁₃.

93913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 729, while the sum is 25.

The square root of 93913 is about 306.4522801351. The cubic root of 93913 is about 45.4543276353.

The spelling of 93913 in words is "ninety-three thousand, nine hundred thirteen".