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12643159411 is a prime number
BaseRepresentation
bin10111100011001011…
…10100110101110011
31012122010100001012101
423301211310311303
5201343122100121
65450322441231
7625211040031
oct136145646563
935563301171
1012643159411
1153a8808883
12254a203217
13126649201c
1487d1db551
154dee66491
hex2f1974d73

12643159411 has 2 divisors, whose sum is σ = 12643159412. Its totient is φ = 12643159410.

The previous prime is 12643159393. The next prime is 12643159523. The reversal of 12643159411 is 11495134621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12643159411 - 217 = 12643028339 is a prime.

It is not a weakly prime, because it can be changed into another prime (12643157411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6321579705 + 6321579706.

It is an arithmetic number, because the mean of its divisors is an integer number (6321579706).

Almost surely, 212643159411 is an apocalyptic number.

12643159411 is a deficient number, since it is larger than the sum of its proper divisors (1).

12643159411 is an equidigital number, since it uses as much as digits as its factorization.

12643159411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The spelling of 12643159411 in words is "twelve billion, six hundred forty-three million, one hundred fifty-nine thousand, four hundred eleven".