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8122007 is a prime number
BaseRepresentation
bin11110111110111010010111
3120021122022002
4132332322113
54034401012
6450025515
7126015215
oct36767227
916248262
108122007
114648203
12287829b
1318b4b2a
141115cb5
15aa67c2
hex7bee97

8122007 has 2 divisors, whose sum is σ = 8122008. Its totient is φ = 8122006.

The previous prime is 8122003. The next prime is 8122021. The reversal of 8122007 is 7002218.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8122007 - 22 = 8122003 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8122007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8122003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4061003 + 4061004.

It is an arithmetic number, because the mean of its divisors is an integer number (4061004).

Almost surely, 28122007 is an apocalyptic number.

8122007 is a deficient number, since it is larger than the sum of its proper divisors (1).

8122007 is an equidigital number, since it uses as much as digits as its factorization.

8122007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 8122007 is about 2849.9135074595. The cubic root of 8122007 is about 201.0115997035.

The spelling of 8122007 in words is "eight million, one hundred twenty-two thousand, seven".