113143 has 2 divisors, whose sum is σ = 113144.
Its totient is φ = 113142.
The previous prime is 113131. The next prime is 113147. The reversal of 113143 is 341311.
It is a strong prime.
It is an emirp because it is prime and its reverse (341311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 113143 - 25 = 113111 is a prime.
It is a plaindrome in base 15.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (113147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56571 + 56572.
It is an arithmetic number, because the mean of its divisors is an integer number (56572).
2113143 is an apocalyptic number.
113143 is a deficient number, since it is larger than the sum of its proper divisors (1).
113143 is an equidigital number, since it uses as much as digits as its factorization.
113143 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 36, while the sum is 13.
The square root of 113143 is about 336.3673587018.
The cubic root of 113143 is about 48.3662663648.
Adding to 113143 its reverse (341311), we get a palindrome (454454).
It can be divided in two parts, 113 and 143, that added together give a 8-th power (256 = 28).
The spelling of 113143 in words is "one hundred thirteen thousand, one hundred forty-three".