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13208532871 is a prime number
BaseRepresentation
bin11000100110100101…
…00011011110000111
31021002112011222210011
430103102203132013
5204022341022441
610022400411051
7645214451122
oct142322433607
937075158704
1013208532871
115668966276
122687616a87
131326655b31
148d432d3b9
155248e4581
hex3134a3787

13208532871 has 2 divisors, whose sum is σ = 13208532872. Its totient is φ = 13208532870.

The previous prime is 13208532829. The next prime is 13208532923. The reversal of 13208532871 is 17823580231.

It is a happy number.

13208532871 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 is a cyclic number.

It is not a de Polignac number, because 13208532871 - 211 = 13208530823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13208532671) 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, 6604266435 + 6604266436.

It is an arithmetic number, because the mean of its divisors is an integer number (6604266436).

Almost surely, 213208532871 is an apocalyptic number.

13208532871 is a deficient number, since it is larger than the sum of its proper divisors (1).

13208532871 is an equidigital number, since it uses as much as digits as its factorization.

13208532871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 13208532871 in words is "thirteen billion, two hundred eight million, five hundred thirty-two thousand, eight hundred seventy-one".