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12539060939 is a prime number
BaseRepresentation
bin10111010110110001…
…01110001011001011
31012100212110021221102
423223120232023023
5201134444422224
65432123332015
7622505154656
oct135330561313
935325407842
1012539060939
115354a78089
12251b38100b
13124aa44bb2
1486d46089d
154d5c524ae
hex2eb62e2cb

12539060939 has 2 divisors, whose sum is σ = 12539060940. Its totient is φ = 12539060938.

The previous prime is 12539060929. The next prime is 12539060953. The reversal of 12539060939 is 93906093521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12539060939 - 28 = 12539060683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12539060893 and 12539060902.

It is not a weakly prime, because it can be changed into another prime (12539060929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6269530469 + 6269530470.

It is an arithmetic number, because the mean of its divisors is an integer number (6269530470).

Almost surely, 212539060939 is an apocalyptic number.

12539060939 is a deficient number, since it is larger than the sum of its proper divisors (1).

12539060939 is an equidigital number, since it uses as much as digits as its factorization.

12539060939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 393660, while the sum is 47.

The spelling of 12539060939 in words is "twelve billion, five hundred thirty-nine million, sixty thousand, nine hundred thirty-nine".