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54271159801 is a prime number
BaseRepresentation
bin110010100010110100…
…000010110111111001
312012002020202120101121
4302202310002313321
51342121404103201
640533135145241
73630614150455
oct624264026771
9165066676347
1054271159801
112101a722691
12a627375221
13516b902111
1428abaab665
15162982d9a1
hexca2d02df9

54271159801 has 2 divisors, whose sum is σ = 54271159802. Its totient is φ = 54271159800.

The previous prime is 54271159799. The next prime is 54271159819. The reversal of 54271159801 is 10895117245.

54271159801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40571627776 + 13699532025 = 201424^2 + 117045^2 .

It is a cyclic number.

It is not a de Polignac number, because 54271159801 - 21 = 54271159799 is a prime.

It is a super-2 number, since 2×542711598012 (a number of 22 digits) contains 22 as substring.

Together with 54271159799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (54271159001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27135579900 + 27135579901.

It is an arithmetic number, because the mean of its divisors is an integer number (27135579901).

Almost surely, 254271159801 is an apocalyptic number.

It is an amenable number.

54271159801 is a deficient number, since it is larger than the sum of its proper divisors (1).

54271159801 is an equidigital number, since it uses as much as digits as its factorization.

54271159801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 43.

The spelling of 54271159801 in words is "fifty-four billion, two hundred seventy-one million, one hundred fifty-nine thousand, eight hundred one".