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12878164283 is a prime number
BaseRepresentation
bin10111111111001100…
…10011000100111011
31020020111112112021112
423333212103010323
5202333302224113
65525515430535
7634063406315
oct137746230473
936214475245
1012878164283
11550942a486
1225b4a5544b
1312a308436a
148a24d27b5
155058d75a8
hex2ff99313b

12878164283 has 2 divisors, whose sum is σ = 12878164284. Its totient is φ = 12878164282.

The previous prime is 12878164259. The next prime is 12878164361. The reversal of 12878164283 is 38246187821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12878164283 - 220 = 12877115707 is a prime.

It is not a weakly prime, because it can be changed into another prime (12878164483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6439082141 + 6439082142.

It is an arithmetic number, because the mean of its divisors is an integer number (6439082142).

Almost surely, 212878164283 is an apocalyptic number.

12878164283 is a deficient number, since it is larger than the sum of its proper divisors (1).

12878164283 is an equidigital number, since it uses as much as digits as its factorization.

12878164283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1032192, while the sum is 50.

The spelling of 12878164283 in words is "twelve billion, eight hundred seventy-eight million, one hundred sixty-four thousand, two hundred eighty-three".