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13037985871 is a prime number
BaseRepresentation
bin11000010010001111…
…11110000001001111
31020122122021022021121
430021013332001033
5203200211021441
65553425141411
7641044023421
oct141107760117
936578238247
1013037985871
11559066a839
12263a48a867
1312ca211851
148b9816811
15514956dd1
hex3091fe04f

13037985871 has 2 divisors, whose sum is σ = 13037985872. Its totient is φ = 13037985870.

The previous prime is 13037985823. The next prime is 13037985901. The reversal of 13037985871 is 17858973031.

13037985871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13037985871 - 229 = 12501114959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13037955871) 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, 6518992935 + 6518992936.

It is an arithmetic number, because the mean of its divisors is an integer number (6518992936).

Almost surely, 213037985871 is an apocalyptic number.

13037985871 is a deficient number, since it is larger than the sum of its proper divisors (1).

13037985871 is an equidigital number, since it uses as much as digits as its factorization.

13037985871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 13037985871 in words is "thirteen billion, thirty-seven million, nine hundred eighty-five thousand, eight hundred seventy-one".