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9052009 is a prime number
BaseRepresentation
bin100010100001…
…111101101001
3122000220000121
4202201331221
54304131014
6522003241
7136640461
oct42417551
918026017
109052009
1151229aa
123046521
131b4c225
1412b8ba1
15bdc124
hex8a1f69

9052009 has 2 divisors, whose sum is σ = 9052010. Its totient is φ = 9052008.

The previous prime is 9051989. The next prime is 9052033. The reversal of 9052009 is 9002509.

9052009 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., 6110784 + 2941225 = 2472^2 + 1715^2 .

It is a cyclic number.

It is not a de Polignac number, because 9052009 - 27 = 9051881 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9052039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4526004 + 4526005.

It is an arithmetic number, because the mean of its divisors is an integer number (4526005).

Almost surely, 29052009 is an apocalyptic number.

It is an amenable number.

9052009 is a deficient number, since it is larger than the sum of its proper divisors (1).

9052009 is an equidigital number, since it uses as much as digits as its factorization.

9052009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 9052009 is about 3008.6556798677. The cubic root of 9052009 is about 208.4082910361.

The spelling of 9052009 in words is "nine million, fifty-two thousand, nine".