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426646453 is a prime number
BaseRepresentation
bin11001011011100…
…001101110110101
31002201210212220111
4121123201232311
51333210141303
6110200303021
713400302132
oct3133415665
91081725814
10426646453
111a9915882
12baa71a71
136a51102c
144093d589
15276c8b6d
hex196e1bb5

426646453 has 2 divisors, whose sum is σ = 426646454. Its totient is φ = 426646452.

The previous prime is 426646439. The next prime is 426646457. The reversal of 426646453 is 354646624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360354289 + 66292164 = 18983^2 + 8142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-426646453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426646457) 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, 213323226 + 213323227.

It is an arithmetic number, because the mean of its divisors is an integer number (213323227).

Almost surely, 2426646453 is an apocalyptic number.

It is an amenable number.

426646453 is a deficient number, since it is larger than the sum of its proper divisors (1).

426646453 is an equidigital number, since it uses as much as digits as its factorization.

426646453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 40.

The square root of 426646453 is about 20655.4218790128. The cubic root of 426646453 is about 752.8169342992.

The spelling of 426646453 in words is "four hundred twenty-six million, six hundred forty-six thousand, four hundred fifty-three".