1065047 has 2 divisors, whose sum is σ = 1065048. Its totient is φ = 1065046.
The previous prime is 1065041. The next prime is 1065059. The reversal of 1065047 is 7405601.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1065047 is a prime.
It is a super-2 number, since 2×10650472 = 2268650224418, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1065041) 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 as a sum of consecutive naturals, namely, 532523 + 532524.
It is an arithmetic number, because the mean of its divisors is an integer number (532524).
21065047 is an apocalyptic number.
1065047 is a deficient number, since it is larger than the sum of its proper divisors (1).
1065047 is an equidigital number, since it uses as much as digits as its factorization.
1065047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 1065047 is about 1032.0111433507. The cubic root of 1065047 is about 102.1228495447.
Adding to 1065047 its sum of digits (23), we get a triangular number (1065070 = T1459).
Subtracting from 1065047 its sum of digits (23), we obtain a square (1065024 = 10322).
The spelling of 1065047 in words is "one million, sixty-five thousand, forty-seven".
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