130385 has 8 divisors (see below), whose sum is σ = 158760. Its totient is φ = 102784.
The previous prime is 130379. The next prime is 130399. The reversal of 130385 is 583031.
It can be written as a sum of positive squares in 4 ways, for example, as 22801 + 107584 = 151^2 + 328^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130385 - 24 = 130369 is a prime.
It is a congruent number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 299 + ... + 591.
It is an arithmetic number, because the mean of its divisors is an integer number (19845).
2130385 is an apocalyptic number.
It is an amenable number.
130385 is a deficient number, since it is larger than the sum of its proper divisors (28375).
130385 is an equidigital number, since it uses as much as digits as its factorization.
130385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 387.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 130385 is about 361.0886317790. The cubic root of 130385 is about 50.7079294137.
It can be divided in two parts, 130 and 385, that added together give a palindrome (515).
The spelling of 130385 in words is "one hundred thirty thousand, three hundred eighty-five".
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