525141 has 24 divisors (see below), whose sum is σ = 829920. Its totient is φ = 318816.
The previous prime is 525137. The next prime is 525143. The reversal of 525141 is 141525.
525141 is a `hidden beast` number, since 525 + 141 = 666.
It is not a de Polignac number, because 525141 - 22 = 525137 is a prime.
It is an Ulam number.
525141 is a lucky number.
It is a nialpdrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (525143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6286 + ... + 6368.
It is an arithmetic number, because the mean of its divisors is an integer number (34580).
2525141 is an apocalyptic number.
It is an amenable number.
525141 is a deficient number, since it is larger than the sum of its proper divisors (304779).
525141 is a wasteful number, since it uses less digits than its factorization.
525141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145 (or 142 counting only the distinct ones).
The product of its digits is 200, while the sum is 18.
The square root of 525141 is about 724.6661300213. Note that the first 3 decimals coincide. The cubic root of 525141 is about 80.6786536687.
Adding to 525141 its reverse (141525), we get a palindrome (666666).
It can be divided in two parts, 525 and 141, that added together give a palindrome (666).
The spelling of 525141 in words is "five hundred twenty-five thousand, one hundred forty-one".
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