113779 has 2 divisors, whose sum is σ = 113780.
Its totient is φ = 113778.
The previous prime is 113777. The next prime is 113783. The reversal of 113779 is 977311.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 113779 - 21 = 113777 is a prime.
Together with 113777, it forms a pair of twin primes.
It is a plaindrome in base 10.
It is not a weakly prime, because it can be changed into another prime (113777) 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, 56889 + 56890.
It is an arithmetic number, because the mean of its divisors is an integer number (56890).
2113779 is an apocalyptic number.
113779 is a deficient number, since it is larger than the sum of its proper divisors (1).
113779 is an equidigital number, since it uses as much as digits as its factorization.
113779 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1323, while the sum is 28.
The square root of 113779 is about 337.3114288013.
The cubic root of 113779 is about 48.4567226513.
The spelling of 113779 in words is "one hundred thirteen thousand, seven hundred seventy-nine".