1205125 has 16 divisors (see below), whose sum is σ = 1557504. Its totient is φ = 930000.
The previous prime is 1205123. The next prime is 1205159. The reversal of 1205125 is 5215021.
It is not a de Polignac number, because 1205125 - 21 = 1205123 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1205099 and 1205108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1205123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3720 + ... + 4030.
It is an arithmetic number, because the mean of its divisors is an integer number (97344).
21205125 is an apocalyptic number.
It is an amenable number.
1205125 is a deficient number, since it is larger than the sum of its proper divisors (352379).
1205125 is an equidigital number, since it uses as much as digits as its factorization.
1205125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357 (or 347 counting only the distinct ones).
The product of its (nonzero) digits is 100, while the sum is 16.
The square root of 1205125 is about 1097.7818544684. The cubic root of 1205125 is about 106.4169233168.
The spelling of 1205125 in words is "one million, two hundred five thousand, one hundred twenty-five".
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