1965701 has 2 divisors, whose sum is σ = 1965702.
Its totient is φ = 1965700.
The previous prime is 1965673. The next prime is 1965709. The reversal of 1965701 is 1075691.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1890625 + 75076 = 1375^2 + 274^2
It is an emirp because it is prime and its reverse (1075691) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1965701 - 26 = 1965637 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1965709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982850 + 982851.
It is an arithmetic number, because the mean of its divisors is an integer number (982851).
21965701 is an apocalyptic number.
It is an amenable number.
1965701 is a deficient number, since it is larger than the sum of its proper divisors (1).
1965701 is an equidigital number, since it uses as much as digits as its factorization.
1965701 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1890, while the sum is 29.
The square root of 1965701 is about 1402.0345930112.
The cubic root of 1965701 is about 125.2677142234.
The spelling of 1965701 in words is "one million, nine hundred sixty-five thousand, seven hundred one".