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10641130657 is a prime number
BaseRepresentation
bin10011110100100001…
…01100010010100001
31000110121011110001021
421322100230102201
5133243112140112
64515524205441
7524461055353
oct117220542241
930417143037
1010641130657
114570705a63
12208b839881
131007787421
1472d3750d3
15424302907
hex27a42c4a1

10641130657 has 2 divisors, whose sum is σ = 10641130658. Its totient is φ = 10641130656.

The previous prime is 10641130639. The next prime is 10641130679. The reversal of 10641130657 is 75603114601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10564550656 + 76580001 = 102784^2 + 8751^2 .

It is a cyclic number.

It is not a de Polignac number, because 10641130657 - 215 = 10641097889 is a prime.

It is a super-2 number, since 2×106411306572 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10641134657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5320565328 + 5320565329.

It is an arithmetic number, because the mean of its divisors is an integer number (5320565329).

Almost surely, 210641130657 is an apocalyptic number.

It is an amenable number.

10641130657 is a deficient number, since it is larger than the sum of its proper divisors (1).

10641130657 is an equidigital number, since it uses as much as digits as its factorization.

10641130657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 10641130657 in words is "ten billion, six hundred forty-one million, one hundred thirty thousand, six hundred fifty-seven".