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1230606617 is a prime number
BaseRepresentation
bin100100101011001…
…1001000100011001
310011202121021220212
41021112121010121
510010013402432
6322040100505
742331661252
oct11126310431
93152537825
101230606617
11581710a69
122a4164735
13167c4c5c6
14b9619b29
15730842b2
hex49599119

1230606617 has 2 divisors, whose sum is σ = 1230606618. Its totient is φ = 1230606616.

The previous prime is 1230606589. The next prime is 1230606653. The reversal of 1230606617 is 7166060321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1211805721 + 18800896 = 34811^2 + 4336^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230606617 - 224 = 1213829401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230606317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615303308 + 615303309.

It is an arithmetic number, because the mean of its divisors is an integer number (615303309).

Almost surely, 21230606617 is an apocalyptic number.

It is an amenable number.

1230606617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230606617 is an equidigital number, since it uses as much as digits as its factorization.

1230606617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1230606617 is about 35080.0030929303. The cubic root of 1230606617 is about 1071.6173801701.

Adding to 1230606617 its reverse (7166060321), we get a palindrome (8396666938).

The spelling of 1230606617 in words is "one billion, two hundred thirty million, six hundred six thousand, six hundred seventeen".