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1005073 is a prime number
BaseRepresentation
bin11110101011000010001
31220001200221
43311120101
5224130243
633313041
711354146
oct3653021
91801627
101005073
11627143
12405781
13292624
141c23cd
1514cbed
hexf5611

1005073 has 2 divisors, whose sum is σ = 1005074. Its totient is φ = 1005072.

The previous prime is 1005071. The next prime is 1005079. The reversal of 1005073 is 3705001.

1005073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 565504 + 439569 = 752^2 + 663^2 .

It is a cyclic number.

It is not a de Polignac number, because 1005073 - 21 = 1005071 is a prime.

Together with 1005071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1005071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502536 + 502537.

It is an arithmetic number, because the mean of its divisors is an integer number (502537).

21005073 is an apocalyptic number.

It is an amenable number.

1005073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005073 is an equidigital number, since it uses as much as digits as its factorization.

1005073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 1005073 is about 1002.5332912178. The cubic root of 1005073 is about 100.1688148551.

The spelling of 1005073 in words is "one million, five thousand, seventy-three".