64135 has 8 divisors (see below), whose sum is σ = 78336. Its totient is φ = 50400.
The previous prime is 64123. The next prime is 64151. The reversal of 64135 is 53146.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64135 - 27 = 64007 is a prime.
It is a super-2 number, since 2×641352 = 8226596450, which contains 22 as substring.
It is a Duffinian number.
It is a nialpdrome in base 16.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442 + ... + 568.
It is an arithmetic number, because the mean of its divisors is an integer number (9792).
264135 is an apocalyptic number.
64135 is the 127-th decagonal number.
64135 is a deficient number, since it is larger than the sum of its proper divisors (14201).
64135 is a wasteful number, since it uses less digits than its factorization.
64135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233.
The product of its digits is 360, while the sum is 19.
The square root of 64135 is about 253.2488894349. The cubic root of 64135 is about 40.0281052478.
It can be divided in two parts, 641 and 35, that added together give a palindrome (676).
The spelling of 64135 in words is "sixty-four thousand, one hundred thirty-five".
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