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545430445289 is a prime number
BaseRepresentation
bin1111110111111100011…
…00000001110011101001
31221010211222121110020022
413323332030001303221
532414020143222124
61054322311210225
754256163201222
oct7737614016351
91833758543208
10545430445289
111a03522a3454
128985b676975
133c5842a0072
141c582b00249
15e2c424ac5e
hex7efe301ce9

545430445289 has 2 divisors, whose sum is σ = 545430445290. Its totient is φ = 545430445288.

The previous prime is 545430445271. The next prime is 545430445303. The reversal of 545430445289 is 982544034545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323382156889 + 222048288400 = 568667^2 + 471220^2 .

It is a cyclic number.

It is not a de Polignac number, because 545430445289 - 224 = 545413668073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545430445289.

It is not a weakly prime, because it can be changed into another prime (545430445589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272715222644 + 272715222645.

It is an arithmetic number, because the mean of its divisors is an integer number (272715222645).

Almost surely, 2545430445289 is an apocalyptic number.

It is an amenable number.

545430445289 is a deficient number, since it is larger than the sum of its proper divisors (1).

545430445289 is an equidigital number, since it uses as much as digits as its factorization.

545430445289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824000, while the sum is 53.

The spelling of 545430445289 in words is "five hundred forty-five billion, four hundred thirty million, four hundred forty-five thousand, two hundred eighty-nine".