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97361009 is a prime number
BaseRepresentation
bin1011100110110…
…01110001110001
320210012110012022
411303121301301
5144411023014
613354441225
72261361224
oct563316161
9223173168
1097361009
114aa59849
1228733215
131722b585
14cd055bb
158832a8e
hex5cd9c71

97361009 has 2 divisors, whose sum is σ = 97361010. Its totient is φ = 97361008.

The previous prime is 97361003. The next prime is 97361039. The reversal of 97361009 is 90016379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86118400 + 11242609 = 9280^2 + 3353^2 .

It is an emirp because it is prime and its reverse (90016379) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-97361009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97361009.

It is not a weakly prime, because it can be changed into another prime (97361003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48680504 + 48680505.

It is an arithmetic number, because the mean of its divisors is an integer number (48680505).

Almost surely, 297361009 is an apocalyptic number.

It is an amenable number.

97361009 is a deficient number, since it is larger than the sum of its proper divisors (1).

97361009 is an equidigital number, since it uses as much as digits as its factorization.

97361009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 97361009 is about 9867.1682361253. The cubic root of 97361009 is about 460.0393932867.

The spelling of 97361009 in words is "ninety-seven million, three hundred sixty-one thousand, nine".