1325617 has 2 divisors, whose sum is σ = 1325618. Its totient is φ = 1325616.
The previous prime is 1325581. The next prime is 1325627. The reversal of 1325617 is 7165231.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 746496 + 579121 = 864^2 + 761^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1325617 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1325591 and 1325600.
It is not a weakly prime, because it can be changed into another prime (1325627) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662808 + 662809.
It is an arithmetic number, because the mean of its divisors is an integer number (662809).
21325617 is an apocalyptic number.
It is an amenable number.
1325617 is a deficient number, since it is larger than the sum of its proper divisors (1).
1325617 is an equidigital number, since it uses as much as digits as its factorization.
1325617 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1260, while the sum is 25.
The square root of 1325617 is about 1151.3544198030. The cubic root of 1325617 is about 109.8515076248.
The spelling of 1325617 in words is "one million, three hundred twenty-five thousand, six hundred seventeen".
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