113501 has 2 divisors, whose sum is σ = 113502.
Its totient is φ = 113500.
The previous prime is 113497. The next prime is 113513. The reversal of 113501 is 105311.
Adding to 113501 its reverse (105311), we get a palindrome (218812).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 106276 + 7225 = 326^2 + 85^2
It is a cyclic number.
It is not a de Polignac number, because 113501 - 22 = 113497 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (113591) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56750 + 56751.
It is an arithmetic number, because the mean of its divisors is an integer number (56751).
2113501 is an apocalyptic number.
It is an amenable number.
113501 is a deficient number, since it is larger than the sum of its proper divisors (1).
113501 is an equidigital number, since it uses as much as digits as its factorization.
113501 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15, while the sum is 11.
The square root of 113501 is about 336.8990946856.
The cubic root of 113501 is about 48.4172251601.
The spelling of 113501 in words is "one hundred thirteen thousand, five hundred one".