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54001171881113 is a prime number
BaseRepresentation
bin11000100011101001000001…
…01010101101110010011001
321002012110110111221200202012
430101310200222231302121
524034223400000143423
6310503443524515305
714242312244310242
oct1421644052556231
9232173414850665
1054001171881113
111622a84a7a0346
12608195724bb35
13241939a249192
14d49956437cc9
15639a6394e078

54001171881113 has 2 divisors, whose sum is σ = 54001171881114. Its totient is φ = 54001171881112.

The previous prime is 54001171881067. The next prime is 54001171881121. The reversal of 54001171881113 is 31118817110045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50498689575049 + 3502482306064 = 7106243^2 + 1871492^2 .

It is a cyclic number.

It is not a de Polignac number, because 54001171881113 - 26 = 54001171881049 is a prime.

It is a super-2 number, since 2×540011718811132 (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (54001171881133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27000585940556 + 27000585940557.

It is an arithmetic number, because the mean of its divisors is an integer number (27000585940557).

Almost surely, 254001171881113 is an apocalyptic number.

It is an amenable number.

54001171881113 is a deficient number, since it is larger than the sum of its proper divisors (1).

54001171881113 is an equidigital number, since it uses as much as digits as its factorization.

54001171881113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 41.

Adding to 54001171881113 its reverse (31118817110045), we get a palindrome (85119988991158).

The spelling of 54001171881113 in words is "fifty-four trillion, one billion, one hundred seventy-one million, eight hundred eighty-one thousand, one hundred thirteen".